%0 Journal Article %A D. G. Vasil'ev %T Two-term asymptotics of the spectrum of a boundary-value problem under an interior reflection of general form %J Funkcionalʹnyj analiz i ego priloženiâ %D 1984 %P 1-13 %V 18 %N 4 %I mathdoc %U http://geodesic.mathdoc.fr/item/FAA_1984_18_4_a0/ %G ru %F FAA_1984_18_4_a0