@incollection{XUPS_1991____75_0,
     author = {Loday-Richaud, Mich\`ele},
     title = {S\'eries formelles provenant de~syst\`emes diff\'erentiels lin\'eaires m\'eromorphes},
     booktitle = {S\'eries divergentes et proc\'ed\'es de resommation},
     series = {Journ\'ees math\'ematiques X-UPS},
     pages = {75--110},
     publisher = {Les \'Editions de l{\textquoteright}\'Ecole polytechnique},
     year = {1991},
     doi = {10.5802/xups.1991-02},
     language = {fr},
     url = {http://archive.numdam.org/articles/10.5802/xups.1991-02/}
}