%0 Journal Article %A A. A. Spektor %T Variational method of investigating contact problems with slip and cohesion %J Doklady Akademii Nauk %D 1977 %P 39-42 %V 236 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1977_236_1_a8/ %G ru %F DAN_1977_236_1_a8