TY  - JOUR
AU  - M. S. Burgin
TI  - Free products in varieties of groups
JO  - Trudy Matematicheskogo Instituta imeni V.A. Steklova
PY  - 1974
VL  - 29
IS  - 6
PB  - mathdoc
UR  - http://geodesic.mathdoc.fr/item/RM_1974_29_6_a7/
LA  - ru
ID  - RM_1974_29_6_a7
ER  -