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@article{DE_1974_10_1_a21, author = {V. E. Shatalov}, title = {The $\zeta $-function in an elliptic {Sobolev} problem}, journal = {Differencialʹnye uravneni\^a}, pages = {171--173}, publisher = {mathdoc}, volume = {10}, number = {1}, year = {1974}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/DE_1974_10_1_a21/} }
V. E. Shatalov. The $\zeta $-function in an elliptic Sobolev problem. Differencialʹnye uravneniâ, Tome 10 (1974) no. 1, pp. 171-173. http://geodesic.mathdoc.fr/item/DE_1974_10_1_a21/