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@article{DE_2002_38_8_a10, author = {A. A. Polosin}, title = {On the {Location} of the {Spectrum} of a {Mixed} {Boundary} {Value} {Problem} in a {Square}}, journal = {Differencialʹnye uravneni\^a}, pages = {1095--1100}, publisher = {mathdoc}, volume = {38}, number = {8}, year = {2002}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/DE_2002_38_8_a10/} }
A. A. Polosin. On the Location of the Spectrum of a Mixed Boundary Value Problem in a Square. Differencialʹnye uravneniâ, Tome 38 (2002) no. 8, pp. 1095-1100. http://geodesic.mathdoc.fr/item/DE_2002_38_8_a10/