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@article{DAN_1984_275_2_a3, author = {V. A. Bulavskii and M. A. Yakovleva}, title = {Generalized tridiagonal matrices and {Sturm's} theorem}, journal = {Doklady Akademii Nauk}, pages = {277--280}, publisher = {mathdoc}, volume = {275}, number = {2}, year = {1984}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/DAN_1984_275_2_a3/} }
V. A. Bulavskii; M. A. Yakovleva. Generalized tridiagonal matrices and Sturm's theorem. Doklady Akademii Nauk, Tome 275 (1984) no. 2, pp. 277-280. http://geodesic.mathdoc.fr/item/DAN_1984_275_2_a3/