@article{GDZPPN002315289, title = {Hypersurfaces solutions d'une equation de Pfaff analytique.}, journal = {Mathematische Annalen}, volume = {237}, year = {1978}, pages = {239-246}, zbl = {0354.34007}, url = {http://dml.mathdoc.fr/item/GDZPPN002315289} }
Jouanolou, J.P. Hypersurfaces solutions d'une equation de Pfaff analytique.. Mathematische Annalen, Tome 237 (1978) pp. 239-246. http://gdmltest.u-ga.fr/item/GDZPPN002315289/