%0 Journal Article %A R. M. Safina %T Keldysh problem for Pulkin’s equation in a rectangular domain %J Vestnik Samarskogo universiteta. Estestvennonaučnaâ seriâ %D 2015 %P 53-63 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/item/VSGU_2015_3_a4/ %G ru %F VSGU_2015_3_a4