CarmentD. W.Resistance to extinction of a lever-pulling response in humans as related to number and pattern of reinforcements. Psychological Reports, 1964, 14, 927–930.
2.
D'AmatoM. R.SchiffD.JagodaH.Resistance to extinction after varying amounts of discriminative or nondiscriminative training. Journal of Experimental Psychology, 1962, 64, 526–532.