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@article{DE_1989_25_1_a14, author = {A. L. Skubachevskii}, title = {Eigenvalues and eigenfunctions of some nonlocal boundary value problems}, journal = {Differencialʹnye uravneni\^a}, pages = {127--136}, publisher = {mathdoc}, volume = {25}, number = {1}, year = {1989}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/DE_1989_25_1_a14/} }
A. L. Skubachevskii. Eigenvalues and eigenfunctions of some nonlocal boundary value problems. Differencialʹnye uravneniâ, Tome 25 (1989) no. 1, pp. 127-136. http://geodesic.mathdoc.fr/item/DE_1989_25_1_a14/