TY  - RPRT
TI  - Task difficulty and motor performance in severe subnormality.
AU  - I Bankhead
PY  - 1976
DO  - 10.1111/j.1365-2788.1976.tb00952.x
UR  - https://pubmed.ncbi.nlm.nih.gov/1011251/
ID  - 1011251
ER  -