@article{1200775325, author = {Koiso, Norihito}, title = {Rigidity and infinitesimal deformability of Einstein metrics}, journal = {Osaka J. Math.}, volume = {19}, number = {1}, year = {1982}, pages = { 643-668}, language = {en}, url = {http://dml.mathdoc.fr/item/1200775325} }
Koiso, Norihito. Rigidity and infinitesimal deformability of Einstein metrics. Osaka J. Math., Tome 19 (1982) no. 1, pp. 643-668. http://gdmltest.u-ga.fr/item/1200775325/