title: [Age specific frequency effects in a psychophysical reference system test].
mesh_terms: D000293:Adolescent; D002648:Child; D002657:Child Development; D002675:Child, Preschool; D003210:Concept Formation; D005795:Generalization, Stimulus; D006801:Humans; D011601:Psychophysics; D014796:Visual Perception
vernacular_title: Altersspezifische Frequency-Effekte im Psychophysikalischen Bezugssystemversuch.