%0 Journal Article %A V. G. Tkachev %T Some estimates for the mean curvature of graphs over domains in $\mathbf{R}^n$ %J Doklady Akademii Nauk %D 1990 %P 140-143 %V 314 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1990_314_1_a33/ %G ru %F DAN_1990_314_1_a33