Voir la notice de l'article provenant de la source Mathematicac Balkanica website
@article{MABA_2007_21_1-2_a14, author = {R. B. Paris}, title = {On the {Growth} of {Perturbations} of the {Exponential} {Series}}, journal = {Mathematica balkanica}, pages = {183}, publisher = {mathdoc}, volume = {21}, number = {1-2}, year = {2007}, url = {http://geodesic.mathdoc.fr/item/MABA_2007_21_1-2_a14/} }
R. B. Paris. On the Growth of Perturbations of the Exponential Series. Mathematica balkanica, Tome 21 (2007) no. 1-2, p. 183. http://geodesic.mathdoc.fr/item/MABA_2007_21_1-2_a14/