1. Damasio, A.R.: Looking for Spinoza: Joy, Sorrow, and the Feeling Brain. Harvest Books (2003)
2. Ekman, P., Friesen, W.V.: Unmasking the Face. Prentice Hall, Englewood Cliffs (1975)
3. Elliott, C.D.: The Affective Reasoner. A Process Model of Emotions in a Multi-Agent System. Phd thesis, Intitute for the Learning Sciences, Northwestern University (1992)
4. FIPA – homepage,
http://www.fipa.org
5. Hochschild, A.R.: Emotion work, feeling rules, and social structure. American Journal of Sociology 85(3), 551–575 (1979)