Geometric Vector Orthogonal Solution for the Semantic Differential Scales of Sagara,et al.

Kaiser H. F. The varimax criterion for analytic rotation in factor analysis. Psychometrika, 1958, 23, 187–200.

Kashiwagi S. Geometric vector orthogonal rotation method in multiple-factor analysis. Psychometrika, 1965, in press.

Osgood C. E. Suci G. J. Tannenbaum P. H. The measurement of meaning. Urbana: Univer. of Illinois Press, 1957.

Sagara M. A study of the semantic structure of Japanese language by the semantic differential method. Jap. psychol. Res., 1961, 3, 146–156.