TY  - RPRT
TI  - Theoretical and methodological considerations on drug discrimination learning.
AU  - F C Colpaert
AU  - C J Niemegeers
AU  - P A Janssen
PY  - 1976
DO  - 10.1007/bf00421388
UR  - https://pubmed.ncbi.nlm.nih.gov/951454/
ID  - 951454
ER  -