Voir la notice de l'article provenant de la source Math-Net.Ru
@article{MMO_1986_49_a7, author = {D. G. Vasil'ev}, title = {Asymptotic behavior of the spectrum of a~boundary value problem}, journal = {Trudy Moskovskogo matemati\v{c}eskogo ob\^{s}estva}, pages = {167--237}, publisher = {mathdoc}, volume = {49}, year = {1986}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/MMO_1986_49_a7/} }
D. G. Vasil'ev. Asymptotic behavior of the spectrum of a~boundary value problem. Trudy Moskovskogo matematičeskogo obŝestva, Trudy Moskovskogo Matematicheskogo Obshchestva, Tome 49 (1986), pp. 167-237. http://geodesic.mathdoc.fr/item/MMO_1986_49_a7/