Clore, G.L.; Ortony, A.; Foss, M.A. (1987). "The psychological foundations of the affective lexicon". Journal of Personality and Social Psychology. 53 (4): 751–766. doi:10.1037/0022-3514.53.4.751.
Griskevicius, V.; Shiota, M.N.; Neufeld, S.L. (2010). "Influence of different positive emotions on persuasion processing: A functional evolutionary approach". Emotion. 10 (2): 190–206. doi:10.1037/a0018421. PMID20364895.
Katzir, M.; Eyal, T.; Meiran, N.; Kessler, Y. (2010). "Imagined positive emotions and inhibitory control: The differentiated effect of pride versus happiness". Journal of Experimental Psychology: Learning, Memory, and Cognition. 36 (5): 1314–1320. doi:10.1037/a0020120. PMID20804298.
Harmon-Jones, C.; Schmeichel, B.J.; Mennitt, E.; Harmon-Jones, E. (2011). "The expression of determination: Similarities between anger and approach-related positive affect". Journal of Personality and Social Psychology. 100 (1): 172–181. doi:10.1037/a0020966. hdl:1969.1/ETD-TAMU-2009-12-7425. PMID20853981.
Harmon-Jones, C.; Schmeichel, B.J.; Mennitt, E.; Harmon-Jones, E. (2011). "The expression of determination: Similarities between anger and approach-related positive affect". Journal of Personality and Social Psychology. 100 (1): 172–181. doi:10.1037/a0020966. hdl:1969.1/ETD-TAMU-2009-12-7425. PMID20853981.
Katzir, M.; Eyal, T.; Meiran, N.; Kessler, Y. (2010). "Imagined positive emotions and inhibitory control: The differentiated effect of pride versus happiness". Journal of Experimental Psychology: Learning, Memory, and Cognition. 36 (5): 1314–1320. doi:10.1037/a0020120. PMID20804298.
Harmon-Jones, C.; Schmeichel, B.J.; Mennitt, E.; Harmon-Jones, E. (2011). "The expression of determination: Similarities between anger and approach-related positive affect". Journal of Personality and Social Psychology. 100 (1): 172–181. doi:10.1037/a0020966. hdl:1969.1/ETD-TAMU-2009-12-7425. PMID20853981.