%0 Journal Article %A S. N. Kruzhkov %T An a priori estimate of the solutions of linear parabolic equations and solutions of boundary-value problems %J Doklady Akademii Nauk %D 1961 %P 1005-1008 %V 138 %N 5 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1961_138_5_a4/ %G ru %F DAN_1961_138_5_a4