@article{AIF_1987__37_2_105_0, author = {Xu, Chao-Jiang}, title = {R\'egularit\'e des solutions d'\'equations aux d\'eriv\'ees partielles non lin\'eaires associ\'ees \`a un syst\`eme de champs de vecteurs}, journal = {Annales de l'Institut Fourier}, pages = {105--113}, publisher = {Institut Fourier}, volume = {37}, number = {2}, year = {1987}, doi = {10.5802/aif.1088}, zbl = {0609.35023}, mrnumber = {88i:35033}, language = {fr}, url = {http://archive.numdam.org/articles/10.5802/aif.1088/} }