%0 Journal Article %A V. S. Belonosov %T Classical solutions of quasielliptic equations %J Sbornik. Mathematics %D 1999 %P 1247-1265 %V 190 %N 9 %I mathdoc %U http://geodesic.mathdoc.fr/item/SM_1999_190_9_a1/ %G en %F SM_1999_190_9_a1