TY  - RPRT
TI  - Six-member stimulus classes generated by conditional-discrimination procedures.
AU  - M Sidman
AU  - B Kirk
AU  - M Willson-Morris
PY  - 1985
DO  - 10.1901/jeab.1985.43-21
UR  - https://pubmed.ncbi.nlm.nih.gov/3156941/
ID  - 3156941
ER  -