TY  - JOUR
AU  - J.A. Kalman
TI  - Bednarek's extension of Light's associativity test.
JO  - Semigroup forum
PY  - 1971
SP  - 275
EP  - 276
VL  - 3
PB  - mathdoc
UR  - http://geodesic.mathdoc.fr/item/SF_1971__3_133868/
ID  - SF_1971__3_133868
ER  -