TY  - RPRT
TI  - On matrices in the study of pattern perception.
AU  - T Shipley
AU  - M Popp
PY  - 1973
DO  - 10.1016/0042-6989(73)90253-8
UR  - https://pubmed.ncbi.nlm.nih.gov/4771217/
ID  - 4771217
ER  -