%0 Journal Article %A V. A. Artamonov %T Isomorphisms of free decompositions of $\Gamma$-operator groups with a regular group of operators $\Gamma$ %J Matematičeskie zametki %D 1968 %P 355-360 %V 4 %N 3 %U http://geodesic.mathdoc.fr/item/MZM_1968_4_3_a11/ %G ru %F MZM_1968_4_3_a11