%0 Journal Article %A M. V. Suchkov %T On some properties of spectral decompositions corresponding to a selfadjoint elliptic operator of the second order with discontinuous coefficients %J Doklady Akademii Nauk %D 1980 %P 1314-1317 %V 251 %N 6 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1980_251_6_a6/ %G ru %F DAN_1980_251_6_a6