%0 Journal Article %A A. B. Vasil'eva %T The interior transition layer in the solution of a system of first-order partial differential equations %J Differencialʹnye uravneniâ %D 1985 %P 1537-1544 %V 21 %N 9 %I mathdoc %U http://geodesic.mathdoc.fr/item/DE_1985_21_9_a9/ %G ru %F DE_1985_21_9_a9