@article{KUTGS_1984_16_a7,
     author = {M. A. Malakhaltsev and A. P. Norden},
     title = {Specific properties of the curvature tensor in a space of affine connection~$A_3$},
     journal = {Trudy Geometricheskogo Seminara},
     pages = {65--69},
     publisher = {mathdoc},
     volume = {16},
     year = {1984},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/KUTGS_1984_16_a7/}
}