@article{BSMF_1994__122_4_553_0,
     author = {Duverney, Daniel},
     title = {Approximants de {Pad\'e} et $U$-d\'erivation},
     journal = {Bulletin de la Soci\'et\'e Math\'ematique de France},
     pages = {553--570},
     publisher = {Soci\'et\'e math\'ematique de France},
     volume = {122},
     number = {4},
     year = {1994},
     doi = {10.24033/bsmf.2246},
     mrnumber = {95i:41028},
     zbl = {0810.05009},
     language = {fr},
     url = {http://www.numdam.org/articles/10.24033/bsmf.2246/}
}