@article{1077306859, author = {Bell, S.}, title = {Local regularity of $CR$ homeomorphisms}, journal = {Duke Math. J.}, volume = {56}, number = {1}, year = {1988}, pages = { 295-300}, language = {en}, url = {http://dml.mathdoc.fr/item/1077306859} }
Bell, S. Local regularity of $CR$ homeomorphisms. Duke Math. J., Tome 56 (1988) no. 1, pp. 295-300. http://gdmltest.u-ga.fr/item/1077306859/