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@article{IVM_2001_4_a9, author = {O. V. Khyshova and E. I. Yakovlev}, title = {Ricci curvatures of manifolds of {Kaluza--Klein} type}, journal = {Izvesti\^a vys\v{s}ih u\v{c}ebnyh zavedenij. Matematika}, pages = {58--61}, publisher = {mathdoc}, number = {4}, year = {2001}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/IVM_2001_4_a9/} }
O. V. Khyshova; E. I. Yakovlev. Ricci curvatures of manifolds of Kaluza--Klein type. Izvestiâ vysših učebnyh zavedenij. Matematika, no. 4 (2001), pp. 58-61. http://geodesic.mathdoc.fr/item/IVM_2001_4_a9/