TY  - RPRT
TI  - TECHNIQUE FOR SUSTAINING BEHAVIOR WITH CONDITIONED REINFORCEMENT.
AU  - J ZIMMERMAN
PY  - 1963
DO  - 10.1126/science.142.3593.682
UR  - https://pubmed.ncbi.nlm.nih.gov/14068217/
ID  - 14068217
ER  -