@article{ASENS_2001_4_34_5_685_0,
     author = {Andr\'e, Yves},
     title = {Diff\'erentielles non commutatives et th\'eorie de {Galois} diff\'erentielle ou aux diff\'erences},
     journal = {Annales scientifiques de l'\'Ecole Normale Sup\'erieure},
     pages = {685--739},
     publisher = {Elsevier},
     volume = {4e s{\'e}rie, 34},
     number = {5},
     year = {2001},
     doi = {10.1016/s0012-9593(01)01074-6},
     mrnumber = {1862024},
     zbl = {1010.12004},
     language = {fr},
     url = {http://www.numdam.org/articles/10.1016/s0012-9593(01)01074-6/}
}