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@article{DAN_1994_335_6_a5, author = {A. P. Makhmudov and M. M. Rasulov}, title = {On the perturbation of an isolated eigenvalue of finite}, journal = {Doklady Akademii Nauk}, pages = {694--696}, publisher = {mathdoc}, volume = {335}, number = {6}, year = {1994}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/DAN_1994_335_6_a5/} }
A. P. Makhmudov; M. M. Rasulov. On the perturbation of an isolated eigenvalue of finite. Doklady Akademii Nauk, Tome 335 (1994) no. 6, pp. 694-696. http://geodesic.mathdoc.fr/item/DAN_1994_335_6_a5/