TY  - JOUR
AU  - L. N. Shevrin
TI  - Semigroups whose lattice of subsemigroups has relative complements
JO  - Doklady Akademii Nauk
PY  - 1962
SP  - 72
EP  - 75
VL  - 144
IS  - 1
PB  - mathdoc
UR  - http://geodesic.mathdoc.fr/item/DAN_1962_144_1_a19/
LA  - ru
ID  - DAN_1962_144_1_a19
ER  -