Voir la notice de l'article provenant de la source Math-Net.Ru
@article{IVM_2001_1_a5, author = {I. G. Shandra}, title = {On concircular tensor fields and geodesic mappings of {pseudo-Riemannian} spaces}, journal = {Izvesti\^a vys\v{s}ih u\v{c}ebnyh zavedenij. Matematika}, pages = {55--66}, publisher = {mathdoc}, number = {1}, year = {2001}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/IVM_2001_1_a5/} }
I. G. Shandra. On concircular tensor fields and geodesic mappings of pseudo-Riemannian spaces. Izvestiâ vysših učebnyh zavedenij. Matematika, no. 1 (2001), pp. 55-66. http://geodesic.mathdoc.fr/item/IVM_2001_1_a5/