Voir la notice de l'article provenant de la source Math-Net.Ru
@article{DE_1966_2_6_a11, author = {N. A. Aliev}, title = {Expansions of matrix-functions in solutions of a spectral problem}, journal = {Differencialʹnye uravneni\^a}, pages = {847--852}, publisher = {mathdoc}, volume = {2}, number = {6}, year = {1966}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/DE_1966_2_6_a11/} }
N. A. Aliev. Expansions of matrix-functions in solutions of a spectral problem. Differencialʹnye uravneniâ, Tome 2 (1966) no. 6, pp. 847-852. http://geodesic.mathdoc.fr/item/DE_1966_2_6_a11/