%0 Journal Article %A N. G. Dokuchaev %T Cordes conditions and some alternative conditions for parabolic equations and It\^o equations with discontinuous diffusions %J Differencialʹnye uravneniâ %D 1997 %P 522-531 %V 33 %N 4 %I mathdoc %U http://geodesic.mathdoc.fr/item/DE_1997_33_4_a13/ %G ru %F DE_1997_33_4_a13