Voir la notice de l'article provenant de la source Math-Net.Ru
@article{DE_1985_21_11_a3, author = {N. A. Izobov}, title = {Properties of higher-order central exponents}, journal = {Differencialʹnye uravneni\^a}, pages = {1867--1884}, publisher = {mathdoc}, volume = {21}, number = {11}, year = {1985}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/DE_1985_21_11_a3/} }
N. A. Izobov. Properties of higher-order central exponents. Differencialʹnye uravneniâ, Tome 21 (1985) no. 11, pp. 1867-1884. http://geodesic.mathdoc.fr/item/DE_1985_21_11_a3/