%0 Journal Article %A E. Carlen %A M. Loss %T Competing Symmetries, the Logarithmic HLS Inequality and Onofri's Inequality on Sn. %J Geometric and functional analysis %D 1992 %P 90-104 %V 2 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/GFA_1992__2_1_58136/ %F GFA_1992__2_1_58136