%0 Journal Article %A V. V. Zhikov %T On the Lavrent'ev effect %J Doklady Akademii Nauk %D 1995 %P 10-14 %V 345 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1995_345_1_a1/ %G ru %F DAN_1995_345_1_a1