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@article{DAN_1973_212_4_a3, author = {V. R. Kaigorodov}, title = {The curvature of $s$-recurrent and quasisymmetric {Riemannian} manifolds}, journal = {Doklady Akademii Nauk}, pages = {796--799}, publisher = {mathdoc}, volume = {212}, number = {4}, year = {1973}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/DAN_1973_212_4_a3/} }
V. R. Kaigorodov. The curvature of $s$-recurrent and quasisymmetric Riemannian manifolds. Doklady Akademii Nauk, Tome 212 (1973) no. 4, pp. 796-799. http://geodesic.mathdoc.fr/item/DAN_1973_212_4_a3/