@article{BSMF_1981__109__83_0, author = {Christol, Gilles}, title = {Syst\`emes diff\'erentiels lin\'eaires $p$-adiques, structure de {Frobenius} faible}, journal = {Bulletin de la Soci\'et\'e Math\'ematique de France}, pages = {83--122}, publisher = {Soci\'et\'e math\'ematique de France}, volume = {109}, year = {1981}, doi = {10.24033/bsmf.1933}, zbl = {0459.12020}, mrnumber = {82k:12027}, language = {fr}, url = {http://www.numdam.org/articles/10.24033/bsmf.1933/} }