%0 Journal Article %A A. V. Strauss %T On spectral functions of an even order differential operator %J Doklady Akademii Nauk %D 1957 %P 67-70 %V 115 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1957_115_1_a16/ %G ru %F DAN_1957_115_1_a16