%0 Journal Article %A A. V. Fedorov %A V. M. Fomin %A N. N. Yanenko %T On the theory of differential analyzers of contact discontinuities %J Doklady Akademii Nauk %D 1985 %P 28-32 %V 281 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1985_281_1_a4/ %G ru %F DAN_1985_281_1_a4