%0 Journal Article %A S. V. Berdyshev %A A. N. Fomin %T Characterization of the minimal summators of two and three variables %J Trudy Instituta matematiki i mehaniki %D 1995 %P 19-30 %V 3 %I mathdoc %U http://geodesic.mathdoc.fr/item/TIMM_1995_3_a1/ %G ru %F TIMM_1995_3_a1