1. Time perception and conflict arousal in schizophrenia;Pearl;J. abnorm. soc. Psychol.,1963
2. Temporal experience;Wallace;Psychol. Bull.,1960
3. Estimation of Time: An Experimental Study;Frankenheuser,1959
4. The Structure of Science: Problems in the Logic of Scientific Explanation;Nagel,1961
5. Psychological Development in Health and Disease;Engel,1962