title: [Studies on the formation of a "value concept" in lower primates].
mesh_terms: D000818:Animals; D001070:Appetitive Behavior; D001522:Behavior, Animal; D003118:Color Perception; D004193:Discrimination Learning; D005260:Female; D000882:Haplorhini; D008297:Male; D011323:Primates; D012201:Reward
vernacular_title: Untersuchungen zur Bildung eines "Wertbegriffs" bei niederen Primaten.