@article{ASNSP_2008_5_7_2_313_0, author = {Dolbeault, Jean and Esteban, Maria J. and Tarantello, Gabriella}, title = {The role of {Onofri} type inequalities in the symmetry properties of extremals for {Caffarelli-Kohn-Nirenberg} inequalities, in two space dimensions}, journal = {Annali della Scuola Normale Superiore di Pisa - Classe di Scienze}, pages = {313--341}, publisher = {Scuola Normale Superiore, Pisa}, volume = {Ser. 5, 7}, number = {2}, year = {2008}, mrnumber = {2437030}, zbl = {1179.26055}, language = {en}, url = {http://www.numdam.org./item/ASNSP_2008_5_7_2_313_0/} }