1. Changes in psychological state measures and time of day;Barton;Psychological Reports,1974
2. P-technique, factor analysis and the construct validity of emotional state scales;Barton;Multivariate Experimental Clinical Research,1985
3. Diagnosis of the dynamic roots of a clinical symptom by P-technique. A case of episodic alcoholism;Birkett;Multivariate Experimental Clinical Research,1978
4. Critical review of state-trait curiosity test development;Boyle;Motivation and Emotion,1983
5. Effects of academic learning of manipulating emotional states and motivational dynamics;Boyle;British Journal of Educational Psychology,1983