%0 Journal Article %A M. I. Romanov %T On the analysis of the commutation of commutator machines, connected with contact conduction %J Doklady Akademii Nauk %D 1958 %P 284-287 %V 121 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1958_121_2_a16/ %G ru %F DAN_1958_121_2_a16