%0 Journal Article %A B. Ya. Skachek %T Distribution of eigenvalues of multidimensional differential operators %J Funkcionalʹnyj analiz i ego priloženiâ %D 1975 %P 83-84 %V 9 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/FAA_1975_9_1_a25/ %G ru %F FAA_1975_9_1_a25