%0 Journal Article %A V. Tuchke %T On an altered first boundary problem for nonselfadjoint partial %J Sbornik. Mathematics %D 1967 %P 289-291 %V 1 %N 2 %U http://geodesic.mathdoc.fr/item/SM_1967_1_2_a7/ %G en %F SM_1967_1_2_a7