%0 Journal Article %A Raoult, Annie %T Non-polyconvexity of the stored energy function of a Saint Venant-Kirchhoff material %J Applications of Mathematics %D 1986 %P 417-419 %V 31 %N 6 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.21136/AM.1986.104220/ %R 10.21136/AM.1986.104220 %G en %F 10_21136_AM_1986_104220