@article{Dolbeault2011, author = {Dolbeault, Jean and Esteban, Maria J. and Tarantello, Gabriella and Tertikas, Achilles}, doi = {10.1007/s00526-011-0394-y}, journal = {Calculus of Variations and Partial Differential Equations}, month = {jan}, pages = {461-485}, title = {Radial symmetry and symmetry breaking for some interpolation inequalities}, url = {http://arxiv.org/pdf/1009.2138}, volume = {42}, year = {2011} }