@Article{ catndi08, author = { Catino, Giovanni and Ndiaye, Cheikh Birahim }, title = { Integral pinching results for manifolds with boundary }, journal = { Ann. Sc. Norm. Super. Pisa Cl. Sci. }, year = { 2010 }, volume = { 9 }, pages = { 785-813 }, URL = { http://cvgmt.sns.it/paper/732/ }, note = { cvgmt preprint} }