TY  - RPRT
TI  - Perception of simple figures: implicit-shape constancy and mental rotation.
AU  - J B Deregowski
PY  - 1979
DO  - 10.1111/j.2044-8295.1979.tb02138.x
UR  - https://pubmed.ncbi.nlm.nih.gov/486864/
ID  - 486864
ER  -