TY  - RPRT
TI  - SPEED VERSUS MINIMUM-CHOICE INSTRUCTIONS IN CONCEPT ATTAINMENT.
AU  - P R LAUGHLIN
PY  - 1964
DO  - 10.1037/h0041741
UR  - https://pubmed.ncbi.nlm.nih.gov/14155427/
ID  - 14155427
ER  -