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@article{DAN_1962_145_5_a4, author = {I. P. Egorov}, title = {Maximally mobile {Einstein} spaces with non-constant curvature}, journal = {Doklady Akademii Nauk}, pages = {975--978}, publisher = {mathdoc}, volume = {145}, number = {5}, year = {1962}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/DAN_1962_145_5_a4/} }
I. P. Egorov. Maximally mobile Einstein spaces with non-constant curvature. Doklady Akademii Nauk, Tome 145 (1962) no. 5, pp. 975-978. http://geodesic.mathdoc.fr/item/DAN_1962_145_5_a4/