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@article{DAN_1983_272_2_a3, author = {A. S. Bratus' and A. P. Seyranian}, title = {Double eigenvalues in optimization problems}, journal = {Doklady Akademii Nauk}, pages = {275--278}, publisher = {mathdoc}, volume = {272}, number = {2}, year = {1983}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/DAN_1983_272_2_a3/} }
A. S. Bratus'; A. P. Seyranian. Double eigenvalues in optimization problems. Doklady Akademii Nauk, Tome 272 (1983) no. 2, pp. 275-278. http://geodesic.mathdoc.fr/item/DAN_1983_272_2_a3/