@article{GDZPPN002435470, title = {Regularity of CR Mappings.}, journal = {Mathematische Zeitschrift}, volume = {199}, year = {1988}, pages = {357-368}, zbl = {0639.32011}, url = {http://dml.mathdoc.fr/item/GDZPPN002435470} }
Bell, S.; Catlin, D. Regularity of CR Mappings.. Mathematische Zeitschrift, Tome 199 (1988) pp. 357-368. http://gdmltest.u-ga.fr/item/GDZPPN002435470/