%0 Journal Article %A V. V. Pukhnachov %T Generation of a singularity in the solution of a Stefan-type problem %J Differencialʹnye uravneniâ %D 1980 %P 492-500 %V 16 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/item/DE_1980_16_3_a12/ %G ru %F DE_1980_16_3_a12