Abstract
This study presents a bibliometric analysis of digital library research related to China from 2008 to 2023 which includes 576 publications, utilizing data from the Web of Science Core Collection. Through examination of the trends in research output, citation patterns, thematic evolution, and collaboration networks, the findings reveal significant growth in publication volume and citation impact over the studied period, with Chinese institutions, particularly Wuhan University, emerging as leading contributors to the field. The research landscape has expanded from foundational concepts of digital libraries and information retrieval to emerging areas such as advanced technologies and data-driven approaches. Co-occurrence and co-citation network analyses not only highlight the interconnected nature of research themes and the influential works shaping the field but also identify strong domestic collaboration within China and varying degrees of international partnerships, suggesting opportunities for increased global engagement. Key journals in the field are identified, with “Electronic Library” standing out as the most influential publication venue. Although limited by the inherent constraints, the research contributes to the understanding of the evolving landscape of digital library research in China and its position within the global research community.
Introduction
The advent of digital libraries has profoundly revolutionized the landscape of information access and dissemination, especially in rapidly developing nations such as China. As the world’s most populous country, China has made great achievements in scientific research, and in the past two decades, it has made significant strides in implementing and advancing digital library systems (Li & Jiang, 2019). These developments not only facilitate access to academic resources but also play a crucial role in preserving and promoting China’s rich cultural heritage, reflecting China’s broader technological advancements and its commitment to fostering a knowledge-based economy (Li et al., 2020). However, although this field is of great significance, there has been a lack of comprehensive bibliometric analyses that chart the trajectory of digital library research in China.
With the rapid proliferation of digital libraries in China, related research activities are also growing vigorously, encompassing a wide array of topics, ranging from technical aspects of digital library implementation to user behavior studies and policy analyses. The multifaceted nature of this research reflects the complex challenges and opportunities associated with digital library development in the Chinese context (Zhou et al., 2018). What’s more, the intersection of digital libraries with emerging technologies such as artificial intelligence, big data, and cloud computing has further opened up new avenues for innovation and research. Understanding the trends and patterns is crucial for identifying gaps, recognizing successes, and guiding the future directions in this research field.
This study aims to focus on digital library research in China from 2008 to 2023 by conducting a comprehensive bibliometric analysis to fill a critical gap in the literature. This timeframe captures a period of significant growth and transformation in China’s digital library landscape. By analyzing publication trends, citation patterns, authorship networks and thematic evolution, this study tries to present a comprehensive understanding of digital library research in China. The findings will not only contribute to the scholarly discourse on digital libraries but also offer practical insights for librarians, information professionals, and policymakers involved in shaping the future of digital libraries in China and beyond.
Research Questions
The following research questions could be explored in the bibliometric analysis of digital library research in China: (1) What are the overall publication trends and growth patterns in digital library research in China from 2008 to 2023? (2) Who are the most influential authors, institutions, and journals contributing to digital library research in China, and how has their impact evolved? (3) What are the primary research themes and how have they shifted in Chinese digital library literature during the study period? (4) To what extent does international collaboration feature in China’s digital library research, and how has this collaboration impacted the field? (5) How does China’s digital library research align with or diverge from global trends in the field, and what unique characteristics does it exhibit?
These research questions are designed to guide your bibliometric analysis, covering key aspects such as publication trends, influential contributors, thematic evolution, collaboration patterns, and China’s position in the global research landscape.
Methodology
Data Source and Collection
This study selects the Web of Science Core Collection as its primary data source, which is highly respected because it covers a wide range of high-quality peer-reviewed publications across various disciplines. The Core Collection includes the Science Citation Index Expanded, Social Sciences Citation Index, and Arts & Humanities Citation Index, which provide a robust foundation for bibliometric analysis and ensure the inclusion of influential and impactful research in the field of digital libraries. The timeframe is from 2008 to 2023, which captures a significant period of development and innovation in China’s digital library research. The 15-year window allows for the identification of long-term trends and the evolution of research themes within the field.
Data Cleaning and Normalization
To ensure a comprehensive yet focused dataset, a carefully constructed search string was developed and applied to the Web of Science Core Collection. The search strategy was designed to capture various terminologies related to digital libraries while specifically targeting research contributions from China. The following search string was employed: (“digital librar*” OR “electronic librar*” OR “virtual librar*”) AND (China OR “People’s Republic of China” OR PRC). The query structure uses wildcards to include singular and plural forms of library-related terms, ensures geographical relevance by specifying China as the country of origin, restricts the publication period to the desired timeframe, and filters out English-language publications to maintain the consistency of analysis. After the search was carried out in June 2024, 1947 literature records were initially obtained. Subsequently, carried out a meticulous data cleaning, removed duplicates, standardized author names and institutional affiliations, verified the details of publications, and finally resulted in a refined dataset of 576 unique publications.
Data Analysis Workflow and Tools
VOSviewer and Bibliometrix are adopted to facilitate comprehensive analysis and visualizations of the dataset. VOSviewer is good at constructing and visualizing bibliometric networks, which is employed for creating co-authorship, co-citation, and co-occurrence networks that aid in identifying key research clusters, collaborative patterns, and thematic relationships within the field of digital library research in China. Bibliometrix supplements VOSviewer with its robust statistical analysis capabilities and versatile bibliometric techniques, which not only facilitate the computation of various bibliometric indicators but also enable the generation of thematic maps and trend topics, providing insights into the evolution of research themes over time.
Data Analysis
Descriptive Analysis
Brief Information
The bibliometric analysis of digital library research in China from 2008 to 2023 encompasses a substantial corpus of scholarly work, as summarized in Figure 1. The dataset comprises 576 documents, published across 197 sources, involving contributions from 3136 authors. On average, each document was cited 18.19 times, which indicated a moderate level of scholarly influence. With an average of 8.03 co-authors per document, the field demonstrates a strong tendency toward collaborative research efforts. These metrics provide a comprehensive overview of the scale, impact, and collaborative nature of digital library research in China over the past 15 years. Summary of the dataset.
Annual Scientific Production
Figure 2 illustrates the notable growth trend of digital library research in China over the studied period. Although the annual production fluctuates occasionally, the overall research output has maintained a steady rise. In the early years of the study period, the output was relatively modest, with less than 20 publications per year. Since 2015, with China’s increased focus on digital transformation and the growing importance of digital libraries in academic and public spheres, annual publications have soared to more than 40. The peak in production is observed in the most recent years, with over 60 publications in 2022, indicating a sustained and intensifying interest in the field. Annual scientific production.
Complementing the publication trend, Figure 3 presents the average citations per year, offering insights into the impact and recognition of the research over time. Due to their longer exposure in the academic community, early publications generally have accumulated more citations. It is noteworthy that publications from 2020 to 2022 show particularly high average citations, suggesting that this period produced several influential works that have shaped the field. When considered alongside the increasing publication rate, the overall citation trend indicates a maturing field with growing influence and a potentially expanding readership base interested in digital library research in the Chinese context. Average citations per year.
Keywords
Most Frequent Keywords
Journal Impact
Most Impactful Journal
Figure 4 shows the production trend of these influential journals from a temporal perspective. The “Electronic Library” has maintained a consistently high publication output throughout the study period, further reinforcing its status as the leading journal in the field. In contrast, other journals such as “Library Hi Tech” and “Program-Electronic Library and Information Systems” show varying patterns of publication over time with some years seeing spikes in output. These not only suggest a dynamic and expanding research field, with contributions coming from various disciplinary perspectives, but also indicate the increasing recognition of digital library research as a significant area of study across multiple academic domains. Journals’ production over time.
Documents
Most Globally Cited Documents
Affiliations
Productivity of Affiliations
Countries
Countries of the Publications and Citations
Thematic Evolution
Figure 5 depicts the thematic evolution of digital library research related to China, and profoundly reveals shifting focus areas and emerging trends in the field. In the earlier phases, the themes like “technology,” “model,” and “management” dominated, which concentrated on foundational aspects of digital library development and operation. These key themes have evolved and branched into more specialized areas over time. Recently, “impact,” “evolution,” and “design” have become more prevalent, which shows that researchers are integrating advanced technologies and data-driven approaches into the research of digital libraries. Meanwhile, the evolution of themes such as “recognition,” “experience,” and “satisfaction” reflects the field’s response to broader trends in scholarly communication and long-term information management. The thematic evolution demonstrates the vitality and forward-looking vision of digital library research in China. While constantly adapting to technological innovation and changing user needs, it maintains a focus on core library and information science principles. Thematic evolution.
Network Analysis
Co-Occurrence Network
Figure 6 presents the co-occurrence network of keywords in digital library research related to China, which visualizes the interconnected themes and concepts in the field. Some prominent keywords like “digital libraries,” “information,” and “impact” are closely clustered in the core areas, which form the core of the research field. These central nodes are densely connected to various other keywords, illustrating their fundamental role in linking different research aspects. Surrounding the cores, several sub-clusters with distinctive features gradually spread out. For instance, the purple cluster focuses on the theme of user experience and service innovation around keywords such as “service quality,” “perception,” and “electronic services.” The red cluster goes deep into the technological aspects, focusing on “design,” “search,” and “system” to explore the possibility of technical support and optimization. Co-occurrence network.
Co-Authorship Network
Figure 7 demonstrates the structure balances focused research within subdomains and broader collaborative efforts, reflecting a dynamic research environment that fosters both specialized studies and interdisciplinary exchanges in the field of digital library research in China. The network is characterized by distinct color-coded clusters, representing various research communities. Wei Lu (Sun Yat-sen University), Dan Wu (Wuhan University), and Yin Zhang (Zhejiang University) as central nodes with their significantly larger node sizes and extensive cross-cluster connections, highlight their roles in facilitating knowledge exchange across different research domains. Although the network subjects are highly interconnected, symbolizing robust collaboration and idea exchange, some peripheral nodes such as Gaohui Cao (Central China Normal University) and Yue-ting Zhuang (Zhejiang University) exhibit fewer connections, possibly indicating specialized research areas or emerging topics. Co-authorship network.
Co-Citation Network
Figure 8 illustrates the co-citation network of influential publications in digital library research related to China, which is divided into distinct yet interconnected clusters. The red cluster centered around Davis (1989), which emphasizes user acceptance and technology adoption theories and indicates the critical role of user perceptions in digital library development. Straub and Gefen (2004) dominate the green cluster, highlighting the importance of rigorous research methodologies and instrument validation, reflecting a strong focus on methodological integrity in the field. Featuring Fornell and Larcker (1981), the blue cluster signifies the prevalence of advanced statistical techniques, particularly structural equation modeling for analyzing complex relationships in digital library research. The co-citation network structure suggests the efforts of researchers in integrating user behavior theories with robust methodological approaches and sophisticated analytical techniques. It contributes to a comprehensive understanding of digital library development, implementation, and use in the Chinese context. The interconnectedness of these clusters reflects how the field combines established theoretical frameworks with rigorous methods and advanced analytics to address the multifaceted challenges of digital library systems. Co-citation network.
Bibliometric Coupling
Figure 9 reveals four distinct clusters that represent current research fronts. The largest blue cluster, centered around Xianjin Zha (Wuhan University), dominates the network, highlighting a primary research focus, possibly on user behavior in digital libraries. The red cluster focuses on the Frontier exploration of technological innovation around Dan Wu (Wuhan University) and Wei Lu (Wuhan University). The green cluster is led by Yin Zhang (Changan University) represents the key issue of digital preservation. The smaller yellow cluster, marked by Jing Chen (Huazhong Normal University) alone, may signify an emerging niche area, such as AI applications in digital libraries. The size and interconnectedness of the four clusters of blue, red, green and blue imply a well-established research ecosystem with strong thematic links and interdisciplinary approaches. In contrast, the isolated position of Jing Chen’s node suggests a novel research direction not yet fully integrated into the mainstream discourse. This bibliometric coupling analysis provides insights into how recent works in Chinese digital library research build upon shared intellectual foundations, highlighting current research priorities and potential future directions in the field. Bibliometric coupling.
Countries’ Collaboration World Map
Figure 10 presents a world map visualization of international collaboration in digital library research related to China. The color intensity intuitively reflects the level of collaboration, with darker shades representing higher levels of collaborative activity. China, with the most intense color, clearly marks its core role in global research. Strong collaborative links with the United States are particularly prominent, and European countries such as Britain, Germany and Spain have also displayed remarkable efforts. Countries such as Japan, South Korea, and Singapore, as well as countries as far away as Australia, Canada and even many African countries, are all connected with China’s collaborative network. Although the international nature of digital library research is centered in China, the global collaboration pattern highlights the cross-border knowledge exchange and joint research efforts in advancing this field. Country collaboration.
Implications, Limitations and Further Consideration
Implications
The bibliometric analysis of the research on digital libraries in China from 2008 to 2023 has yielded several significant implications for researchers, industry practitioners and policymakers in many aspects. The steady growth in publication output and citation impact highlights the increasing maturity and importance of digital library research in China, which suggests that there is a growing body of knowledge and expertise that can be leveraged to inform policy decisions and guide the development of digital library initiatives. The research topics range from user behavior to technological innovation indicating a sophisticated approach to digital library development in China, and presents opportunities for cross-disciplinary collaboration and integrated solutions that address both technical and social aspects of digital libraries. Additionally, the emergence of new themes emphasizes the necessity of continuous adaptation and innovation in digital library services to meet evolving user needs and technological advancements.
The analysis of collaboration patterns and international co-authorship networks reveals both strengths and areas for potential improvement in the field. The strong domestic collaboration within China, evidenced by the productivity of Chinese institutions, suggests a robust national research ecosystem. However, international collaboration at varying degrees indicates opportunities for further global engagement. Increasing international partnerships can not only facilitate knowledge exchange but also promote the adoption of best practices, and enhance the global visibility of China’s digital library innovations. For policymakers and research institutions, this means that both domestic research initiatives and international collaborative projects should be paid equal attention. In addition, the identified research trends and emerging themes can guide funding decisions and research priorities which ensure that resources are allocated to areas with the greatest potential for advancing digital library science and practice in China and beyond.
Limitations
Although this bibliometric analysis strives to be comprehensive, it still has some limitations. First, the research is only based on the data from the Web of Science Core Collection, which may fail to capture all relevant publications, particularly those in non-English languages or published in regional journals not indexed in this database. It could potentially underrepresent the contributions of Chinese-language publications and smaller, specialized journals. Second, although relying on quantitative metrics and network visualizations provides a lot of information, it is difficult to fully capture the qualitative nuances and contextual factors influencing digital library research in China. The time lag in citation accumulation may underestimate the impact of more recent publications, while the categorization of research themes and the interpretation of network structures involve a degree of subjectivity that may influence the conclusions drawn from the data. Ultimately, the study focuses on China-related digital library research, which may not fully reflect the global trends, limiting the direct comparison with the research on digital libraries in other regions.
Further Consideration
Future research can be further expanded on the existing basis, such as integrating more database resources such as Scopus, Google Scholar, and CNKI, and examining the research panorama from a broader perspective. Combining quantitative bibliometric analysis with qualitative methods, such as content analysis of key papers or interviews with leading researchers, can offer deeper insights into the motivations, challenges, and future directions of digital library research in China. Comparative studies of the research trends of digital libraries in China against those in other countries or regions could provide valuable context and highlight unique aspects of China’s approach. Longitudinal studies tracking the influence of specific themes or the impact of major policy initiatives on research output can offer insights into the factors driving research trends. Future studies could also explore the relationship between digital library research and broader technological and social trends in China, such as the development of smart cities or changes in information-seeking behaviors.
Conclusion
This study makes a bibliometric analysis of digital library research in China from 2008 to 2023, showing the remarkable growth trend, the evolving themes and the increasing international collaboration. It highlights the leading role of academic institutions in China, especially the contribution of Wuhan University in shaping the research landscape. The thematic evolution reveals a trend, that is, the research focus shifts from foundational concepts to advanced technological applications and user-centric approaches. Although domestic collaboration within China is strong, there is potential for increased international engagement. Key journals and influential works are identified, among which “Electronic Library” has become the leading publication journal in this field. Although aware of the inherent limitations of bibliometric analysis, this study still contributes valuable insights into the development of digital library research in China, its position within the global research community, and potential areas for future investigation. In view of the crucial role of digital libraries in information dissemination and preservation, especially in rapidly developing countries like China, this study provides a comprehensive overview to guide future research directions and inform policy decisions in this dynamic field.
