@article{VMUMM_1984_3_a8,
     author = {A. K. Rybnikov},
     title = {Realization of second-order affine connections},
     journal = {Vestnik Moskovskogo universiteta. Matematika, mehanika},
     pages = {41--46},
     publisher = {mathdoc},
     number = {3},
     year = {1984},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/VMUMM_1984_3_a8/}
}