%0 Journal Article %A V. K. Mel'nikov %T On equations generated by an operator relation %J Sbornik. Mathematics %D 1980 %P 351-363 %V 36 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/item/SM_1980_36_3_a4/ %G en %F SM_1980_36_3_a4