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@article{DE_1987_23_5_a9, author = {A. M. Nurmatov}, title = {On the exponential indices of a triangular system and its diagonal approximation}, journal = {Differencialʹnye uravneni\^a}, pages = {814--818}, publisher = {mathdoc}, volume = {23}, number = {5}, year = {1987}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/DE_1987_23_5_a9/} }
A. M. Nurmatov. On the exponential indices of a triangular system and its diagonal approximation. Differencialʹnye uravneniâ, Tome 23 (1987) no. 5, pp. 814-818. http://geodesic.mathdoc.fr/item/DE_1987_23_5_a9/