The curvature of a semi-Riemannian space
Izvestiâ vysših učebnyh zavedenij. Matematika, no. 1 (1969), pp. 53-59
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@article{IVM_1969_1_a8,
author = {I. V. Parnasskii},
title = {The curvature of {a~semi-Riemannian} space},
journal = {Izvesti\^a vys\v{s}ih u\v{c}ebnyh zavedenij. Matematika},
pages = {53--59},
year = {1969},
number = {1},
language = {ru},
url = {http://geodesic.mathdoc.fr/item/IVM_1969_1_a8/}
}
I. V. Parnasskii. The curvature of a semi-Riemannian space. Izvestiâ vysših učebnyh zavedenij. Matematika, no. 1 (1969), pp. 53-59. http://geodesic.mathdoc.fr/item/IVM_1969_1_a8/