%0 Journal Article %A O. V. Epifanov %A O. N. Popov %A A. Ya. Tsionskii %T Justification of the method of eigenforms for solving problems of %J Doklady Akademii Nauk %D 1988 %P 301-304 %V 299 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1988_299_2_a9/ %G ru %F DAN_1988_299_2_a9