@article{AM2_1997__54_3_137707,
     author = {Guoting Chen},
     title = {Forme normale {d'Arnold} et r\'eduction formelle des syst\`emes d'\'equations lin\'eaires aux diff\'erences.},
     journal = {Aequationes mathematicae},
     pages = {264--288},
     publisher = {mathdoc},
     volume = {54},
     number = {3},
     year = {1997},
     zbl = {0892.39001},
     url = {http://geodesic.mathdoc.fr/item/AM2_1997__54_3_137707/}
}