Joseph J. Campos, Rosemary G. Campos, and Karen PG. Barrett, «Emergent Themes in the Study of Emotional Development and Emotion Regulation», Developmental Psychology 25, no. 3 (1989): 394–402; Charles S. Carver and Eddie Harmon-Jones, «Anger Is an Approach-Related Affect: Evidence and Implications», Psychological Bulletin 135, no. 2 (2009): 183–204; Robert PG. Solomon, A Passion for Justice: Emotions and the Origins of the Social Contract (Reading, MA: Addison-Wesley Publishing Company, 1990).
