TY  - RPRT
TI  - Some correlates of conceptual complexity.
AU  - G W Russell
AU  - M L Sandilands
PY  - 1973
DO  - 10.2466/pr0.1973.33.2.587
UR  - https://pubmed.ncbi.nlm.nih.gov/4760844/
ID  - 4760844
ER  -