%0 Journal Article %A R. Yu. Amenzade %A A. N. Alizade %T A variational principle of nonlinear viscoelasticity with a geometric nonlinearity taken into account %J Doklady Akademii Nauk %D 1976 %P 1303-1305 %V 230 %N 6 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1976_230_6_a11/ %G ru %F DAN_1976_230_6_a11