TY  - JOUR
AU  - G. K. Genov
TI  - On the theory of operations on the class of all groups
JO  - Trudy Moskovskogo matematičeskogo obŝestva
PY  - 1971
SP  - 59
EP  - 82
VL  - 25
PB  - mathdoc
UR  - http://geodesic.mathdoc.fr/item/MMO_1971_25_a2/
LA  - ru
ID  - MMO_1971_25_a2
ER  -