TY  - RPRT
TI  - Performance in concurrent interval schedules: a systematic replication.
AU  - B Lobb
AU  - M C Davison
PY  - 1975
DO  - 10.1901/jeab.1975.24-191
UR  - https://pubmed.ncbi.nlm.nih.gov/16811871/
ID  - 16811871
ER  -