Título: Formal first integrals along solutions of differential systems I.

Autores: Aparicio-Monforte, Ainhoa; Barkatou, Moulay; Simon, Sergi; Weil, Jacques-Arthur

ISSAC 2011—Proceedings of the 36th International Symposium on Symbolic and Algebraic Computation, 19–26, ACM, New York, 2011.