Literature Cited
D. Alekseevskii, “Self-similar Lorentzian manifolds,” Ann. Global Anal. Geom.,3, No. 1, 59–84 (1985).
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Additional information
Novosibirsk. Translated from Sibirskii Matematicheskii Zhurnal, Vol. 30, No. 5, pp. 135–137, September–October, 1989.
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Podoksenov, M.N. A lorentzian manifold with a one-parameter group of homotheties which has a closed isotropic orbit. Sib Math J 30, 771–773 (1989). https://doi.org/10.1007/BF00971269
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DOI: https://doi.org/10.1007/BF00971269