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K. C. Berridge, M. L. Kringelbach: Affective neuroscience of pleasure: reward in humans and animals. In: Psychopharmacology. Band 199, Nummer 3, August 2008, ISSN0033-3158, S. 457–480, doi:10.1007/s00213-008-1099-6, PMID 18311558, PMC 3004012 (freier Volltext) (Review).
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K. G. Lambert: Rising rates of depression in today's society: consideration of the roles of effort-based rewards and enhanced resilience in day-to-day functioning. In: Neuroscience and biobehavioral reviews. Band 30, Nummer 4, 2006, ISSN0149-7634, S. 497–510, doi:10.1016/j.neubiorev.2005.09.002, PMID 16253328 (Review).
K. C. Berridge, M. L. Kringelbach: Affective neuroscience of pleasure: reward in humans and animals. In: Psychopharmacology. Band 199, Nummer 3, August 2008, ISSN0033-3158, S. 457–480, doi:10.1007/s00213-008-1099-6, PMID 18311558, PMC 3004012 (freier Volltext) (Review).
R. M. Nesse, K. C. Berridge: Psychoactive drug use in evolutionary perspective. In: Science. Band 278, Nummer 5335, Oktober 1997, ISSN0036-8075, S. 63–66, PMID 9311928.
K. G. Lambert: Rising rates of depression in today's society: consideration of the roles of effort-based rewards and enhanced resilience in day-to-day functioning. In: Neuroscience and biobehavioral reviews. Band 30, Nummer 4, 2006, ISSN0149-7634, S. 497–510, doi:10.1016/j.neubiorev.2005.09.002, PMID 16253328 (Review).