Voir la notice de l'article provenant de la source Novi sad journal of mathematics website
@article{NSJOM_1999_29_1a_7, author = {G. Lingyun}, title = {Admissible solutions of a system of complex higher-order differential equations}, journal = {Novi Sad Journal of Mathematics}, pages = {61-67}, publisher = {mathdoc}, volume = {29}, number = {1}, year = {1999}, url = {http://geodesic.mathdoc.fr/item/NSJOM_1999_29_1a_7/} }
G. Lingyun. Admissible solutions of a system of complex higher-order differential equations. Novi Sad Journal of Mathematics, Tome 29 (1999) no. 1. http://geodesic.mathdoc.fr/item/NSJOM_1999_29_1a_7/