%0 Journal Article %A M. S. Smetanina %T Asymptotics of the Schr\"odinger operator levels for a crystal film with a nonlocal potential %J Vestnik Udmurtskogo universiteta. Matematika, mehanika, kompʹûternye nauki %D 2018 %P 462-473 %V 28 %N 4 %I mathdoc %U http://geodesic.mathdoc.fr/item/VUU_2018_28_4_a2/ %G ru %F VUU_2018_28_4_a2