TY  - RPRT
TI  - Perceptual and conceptual categorization in stimulus generalization.
AU  - D S Leventhal
PY  - 1968
DO  - 10.2466/pms.1968.27.1.219
UR  - https://pubmed.ncbi.nlm.nih.gov/5685697/
ID  - 5685697
ER  -