@article{IVM_1988_1_a0,
     author = {A. V. Aminova},
     title = {Integration of a~first-order covariant differential equation and of geodesic mappings of {Riemannian} spaces of arbitrary signature and dimension},
     journal = {Izvesti\^a vys\v{s}ih u\v{c}ebnyh zavedenij. Matematika},
     pages = {3--13},
     publisher = {mathdoc},
     number = {1},
     year = {1988},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/IVM_1988_1_a0/}
}