X. Buff, J. Écalle, and A. Epstein, Limits of Degenerate Parabolic Quadratic Rational Maps, Geometric and Functional Analysis, vol.2, issue.1, pp.42-95, 2013.
DOI : 10.1007/s00039-012-0203-6

URL : https://hal.archives-ouvertes.fr/hal-00961569

J. Écalle, Théorie itérative: introduction à la théorie des invariants holomorphes, J. Math. Pures Appl. num, vol.54, pp.183-258, 1975.

A. Fruchard and R. Schäfke, Composite Asymptotic Expansions, Lect. Notes Math. num, vol.2066, 2013.
DOI : 10.1007/978-3-642-34035-2

URL : https://hal.archives-ouvertes.fr/hal-01320625

J. Martinet and J. Ramis, Probl??mes De Modules Pour Des ??quations Diff??rentielles Non Lin??aires Du Premier Ordre, Publications math??matiques de l'IH??S, vol.34, issue.2, pp.63-164, 1982.
DOI : 10.1007/BF02698695

W. Rudin, Real and Complex Analysis, 1987.

S. M. Voronin, Analytic classification of germs of conformal mappings (C, 0) ? (C, 0) with identity linear part, Functional Analysis and Its Applications, vol.31, issue.3, pp.1-17, 1981.
DOI : 10.1007/BF01082373