TY  - JOUR
AU  - Takayuki Tamura
TI  - Basic study of ...-semigroups and their homomorphisms.
JO  - Semigroup forum
PY  - 1974
SP  - 21
EP  - 50
VL  - 8
PB  - mathdoc
UR  - http://geodesic.mathdoc.fr/item/SF_1974__8_134022/
ID  - SF_1974__8_134022
ER  -