%0 Journal Article %A L. I. Kamynin %A B. N. Khimchenko %T On the anisotropic strict extremum principle for a second order elliptic-parabolic equation %J Doklady Akademii Nauk %D 1981 %P 288-293 %V 258 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1981_258_2_a6/ %G ru %F DAN_1981_258_2_a6