TY  - RPRT
TI  - SPATIAL VARIABLES, OBSERVING RESPONSES, AND DISCRIMINATION LEARNING SETS.
AU  - F STOLLNITZ
PY  - 1965
DO  - 10.1037/h0022005
UR  - https://pubmed.ncbi.nlm.nih.gov/14348423/
ID  - 14348423
ER  -