TY  - RPRT
TI  - Haptic-visual shape matching by mentally retarded children: exploratory activity and complexity effects.
AU  - P W Davidson
AU  - R Pine
AU  - M Wiles-Kettenmann
AU  - S Appelle
PY  - 1980
UR  - https://pubmed.ncbi.nlm.nih.gov/7361830/
ID  - 7361830
ER  -