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@article{DE_2000_36_1_a17, author = {Yu. A. Klokov}, title = {One theorem for the {Neumann} boundary value problem}, journal = {Differencialʹnye uravneni\^a}, pages = {127--128}, publisher = {mathdoc}, volume = {36}, number = {1}, year = {2000}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/DE_2000_36_1_a17/} }
Yu. A. Klokov. One theorem for the Neumann boundary value problem. Differencialʹnye uravneniâ, Tome 36 (2000) no. 1, pp. 127-128. http://geodesic.mathdoc.fr/item/DE_2000_36_1_a17/