%0 Journal Article %A V. A. Klyachin %T On some properties of stable and unstable surfaces with prescribed mean curvature %J Izvestiya. Mathematics %D 2006 %P 717-730 %V 70 %N 4 %I mathdoc %U http://geodesic.mathdoc.fr/item/IM2_2006_70_4_a3/ %G en %F IM2_2006_70_4_a3