Christensen, Scott M.; Turner, Dale R. (1993). Folk psychology and the philosophy of mind. Routledge. стр. xxi. ISBN978-0-8058-0931-2. Приступљено 1. 12. 2009. „Some identity theorists originally argued that the identity of brain and mental states held only for a few sensations. Most theorists, however, generalized the view to cover all mental experience.”
Kim, Jungsik; Elaine Hatfield (2004). „Love types and subjective well-being: a cross-cultural study”(PDF). Social Behavior and Personality. Society for Personality Research. 32 (2): 173—182. doi:10.2224/sbp.2004.32.2.173. Архивирано из оригинала(PDF) 10. 7. 2011. г. Приступљено 2009-12-01. „Evolutionary theory theorizes that love is just one of the emotional experiences which have been selected during the evolution process since it has helped humans find mates for reproduction [...]”
elainehatfield.com
Kim, Jungsik; Elaine Hatfield (2004). „Love types and subjective well-being: a cross-cultural study”(PDF). Social Behavior and Personality. Society for Personality Research. 32 (2): 173—182. doi:10.2224/sbp.2004.32.2.173. Архивирано из оригинала(PDF) 10. 7. 2011. г. Приступљено 2009-12-01. „Evolutionary theory theorizes that love is just one of the emotional experiences which have been selected during the evolution process since it has helped humans find mates for reproduction [...]”
Kim, Jungsik; Elaine Hatfield (2004). „Love types and subjective well-being: a cross-cultural study”(PDF). Social Behavior and Personality. Society for Personality Research. 32 (2): 173—182. doi:10.2224/sbp.2004.32.2.173. Архивирано из оригинала(PDF) 10. 7. 2011. г. Приступљено 2009-12-01. „Evolutionary theory theorizes that love is just one of the emotional experiences which have been selected during the evolution process since it has helped humans find mates for reproduction [...]”