TY  - JOUR
AU  - Kuřil, Martin
TI  - A multiplication of $e$-varieties of orthodox semigroups
JO  - Archivum mathematicum
PY  - 1995
SP  - 43
EP  - 54
VL  - 31
IS  - 1
PB  - mathdoc
UR  - http://geodesic.mathdoc.fr/item/ARM_1995__31_1_a4/
LA  - en
ID  - ARM_1995__31_1_a4
ER  -