@article{AIF_1978__28_4_229_0, author = {Mattei, Jean-Fran\c{c}ois and Moussu, Robert}, title = {Int\'egrales premi\`eres d'une forme de {Pfaff} analytique}, journal = {Annales de l'Institut Fourier}, pages = {229--237}, publisher = {Institut Fourier}, volume = {28}, number = {4}, year = {1978}, doi = {10.5802/aif.722}, zbl = {0377.58001}, mrnumber = {80h:58003}, language = {fr}, url = {http://www.numdam.org/articles/10.5802/aif.722/} }