Voir la notice de l'article provenant de la source Numdam
@article{AIHPC_1989__6_1_1_0, author = {Balabane, Mikhael}, title = {On a regularizing effect of {Schr\"odinger} type groups}, journal = {Annales de l'I.H.P. Analyse non lin\'eaire}, pages = {1--14}, publisher = {Gauthier-Villars}, volume = {6}, number = {1}, year = {1989}, mrnumber = {984145}, zbl = {0699.35027}, language = {en}, url = {http://geodesic.mathdoc.fr/item/AIHPC_1989__6_1_1_0/} }
Balabane, Mikhael. On a regularizing effect of Schrödinger type groups. Annales de l'I.H.P. Analyse non linéaire, Tome 6 (1989) no. 1, pp. 1-14. http://geodesic.mathdoc.fr/item/AIHPC_1989__6_1_1_0/