%0 Journal Article %A N. I. Ostrosablin %T Eigenoperators and eigenvectors for a system of differential %J Doklady Akademii Nauk %D 1994 %P 608-610 %V 337 %N 5 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1994_337_5_a12/ %G ru %F DAN_1994_337_5_a12