@article{IVM_1970_5_a0,
     author = {V. N. Abdullin},
     title = {$n$-dimensional {Riemannian} spaces that admit covariantly constant symmetric tensor fields of general {type.~I}},
     journal = {Izvesti\^a vys\v{s}ih u\v{c}ebnyh zavedenij. Matematika},
     pages = {3--13},
     publisher = {mathdoc},
     number = {5},
     year = {1970},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/IVM_1970_5_a0/}
}