%0 Journal Article %A A. B. Shapoval %T Liouville's theorem for a second-order elliptic equation with degenerate coefficients %J Vestnik Moskovskogo universiteta. Matematika, mehanika %D 1998 %P 21-26 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/item/VMUMM_1998_2_a4/ %G ru %F VMUMM_1998_2_a4