%0 Journal Article %A M. L. Gorbachuk %A V. A. Kutovoi %T Resolvent comparability of boundary problems for an operator Sturm--Liouville equation %J Funkcionalʹnyj analiz i ego priloženiâ %D 1978 %P 68-69 %V 12 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/FAA_1978_12_1_a8/ %G ru %F FAA_1978_12_1_a8