@article{IVM_1958_3_a13,
     author = {N. P. Kamenskii},
     title = {On the coincidence of metric and affine normals on a~hypersurface},
     journal = {Izvesti\^a vys\v{s}ih u\v{c}ebnyh zavedenij. Matematika},
     pages = {107--110},
     publisher = {mathdoc},
     number = {3},
     year = {1958},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/IVM_1958_3_a13/}
}