TY  - JOUR
AU  - J.D. Lawson
TI  - The earliest semigroup paper?
JO  - Semigroup forum
PY  - 1996
SP  - 55
EP  - 60
VL  - 52
IS  - 3
PB  - mathdoc
UR  - http://geodesic.mathdoc.fr/item/SF_1996__52_3_135433/
ID  - SF_1996__52_3_135433
ER  -