@article{GDZPPN000462519,
title = {The Logarithmic Hardy-Littlewood-Sobolev Inequlity and Extremals of Zeta Functions on Sn.},
journal = {Geometric and functional analysis},
volume = {6},
year = {1996},
pages = {146-171},
zbl = {0852.58079},
url = {http://dml.mathdoc.fr/item/GDZPPN000462519}
}
Morpurgo, C. The Logarithmic Hardy-Littlewood-Sobolev Inequlity and Extremals of Zeta Functions on Sn.. Geometric and functional analysis, Tome 6 (1996) pp. 146-171. http://gdmltest.u-ga.fr/item/GDZPPN000462519/