@Article{ catmanmaz11, author = { Catino, Giovanni and Mantegazza, Carlo and Mazzieri, Lorenzo }, title = { On the Global Structure of Conformal Gradient Solitons with Nonnegative Ricci Tensor }, journal = { Commun. Contemp. Math. }, year = { 2012 }, volume = { 14 }, number = { 6 }, pages = { 1250045 (12 pages) }, URL = { http://cvgmt.sns.it/paper/888/ }, note = { cvgmt preprint} }