@article{ASENS_1985_4_18_1_181_0,
     author = {Bertrand, Daniel and Beukers, Frits},
     title = {\'Equations diff\'erentielles lin\'eaires et majorations de multiplicit\'es},
     journal = {Annales scientifiques de l'\'Ecole Normale Sup\'erieure},
     pages = {181--192},
     publisher = {Elsevier},
     volume = {4e s{\'e}rie, 18},
     number = {1},
     year = {1985},
     doi = {10.24033/asens.1488},
     mrnumber = {87d:11052},
     zbl = {0578.12016},
     language = {fr},
     url = {http://www.numdam.org/articles/10.24033/asens.1488/}
}