@article{IVM_1971_1_a0,
     author = {K. M. Belov},
     title = {On the question of the extrinsic geometry of a~hypersurface},
     journal = {Izvesti\^a vys\v{s}ih u\v{c}ebnyh zavedenij. Matematika},
     pages = {3--8},
     publisher = {mathdoc},
     number = {1},
     year = {1971},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/IVM_1971_1_a0/}
}