@article{1077476560, author = {Mandelbrojt, S. and Brunk, H. D.}, title = {A composition theorem for asymptotic series}, journal = {Duke Math. J.}, volume = {18}, number = {1}, year = {1951}, pages = { 297-306}, language = {en}, url = {http://dml.mathdoc.fr/item/1077476560} }
Mandelbrojt, S.; Brunk, H. D. A composition theorem for asymptotic series. Duke Math. J., Tome 18 (1951) no. 1, pp. 297-306. http://gdmltest.u-ga.fr/item/1077476560/