%0 Journal Article %A P. A. Krutitskii %T A mixed problem for the dissipative Helmholtz equation with an arbitrary partition of the boundary %J Differencialʹnye uravneniâ %D 1998 %P 1216-1225 %V 34 %N 9 %I mathdoc %U http://geodesic.mathdoc.fr/item/DE_1998_34_9_a7/ %G ru %F DE_1998_34_9_a7