%0 Journal Article %A V. S. Makarov %T On a class of two-dimensional Fedorov groups %J Izvestiya. Mathematics %D 1967 %P 515-524 %V 1 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/item/IM2_1967_1_3_a1/ %G en %F IM2_1967_1_3_a1