Voir la notice de l'article provenant de la source Mathematicac Balkanica website
@article{MABA_1999_13_1-2_a9, author = {S. M. El-Sayed}, title = {On the {Multi-Integral} {Iteration} {Methods} for {Solving} a {Non-Linear} {Differential} {Methods}}, journal = {Mathematica balkanica}, pages = {99}, publisher = {mathdoc}, volume = {13}, number = {1-2}, year = {1999}, url = {http://geodesic.mathdoc.fr/item/MABA_1999_13_1-2_a9/} }
S. M. El-Sayed. On the Multi-Integral Iteration Methods for Solving a Non-Linear Differential Methods. Mathematica balkanica, Tome 13 (1999) no. 1-2, p. 99. http://geodesic.mathdoc.fr/item/MABA_1999_13_1-2_a9/