@article{GT_2010_14_4_a10, author = {Petersen, Peter and Wylie, William}, title = {On the classification of gradient {Ricci} solitons}, journal = {Geometry & topology}, pages = {2277--2300}, publisher = {mathdoc}, volume = {14}, number = {4}, year = {2010}, doi = {10.2140/gt.2010.14.2277}, url = {http://geodesic.mathdoc.fr/articles/10.2140/gt.2010.14.2277/} }