%0 Journal Article %A L. G. Makar-Limanov %T On the absence of limit cycles in an equation having a center with respect to linear terms %J Sbornik. Mathematics %D 1967 %P 1-4 %V 2 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/SM_1967_2_1_a0/ %G en %F SM_1967_2_1_a0