TY  - RPRT
TI  - [Non-digital learning matrices as perceptors].
AU  - K STEINBUCH
AU  - H FRANK
PY  - 1961
DO  - 10.1007/bf00290182
UR  - https://pubmed.ncbi.nlm.nih.gov/13916704/
ID  - 13916704
ER  -