Voir la notice de l'article provenant de la source Math-Net.Ru
@article{IVM_1973_7_a8, author = {I. V. Parnasskii}, title = {Spaces with flag-affine and bi-flag-affine connection}, journal = {Izvesti\^a vys\v{s}ih u\v{c}ebnyh zavedenij. Matematika}, pages = {70--76}, publisher = {mathdoc}, number = {7}, year = {1973}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/IVM_1973_7_a8/} }
I. V. Parnasskii. Spaces with flag-affine and bi-flag-affine connection. Izvestiâ vysših učebnyh zavedenij. Matematika, no. 7 (1973), pp. 70-76. http://geodesic.mathdoc.fr/item/IVM_1973_7_a8/