@article{IVM_1968_9_a7,
     author = {S. L. Pevzner},
     title = {Automorphisms of quadrics in a~noneuclidean space which can be represented by motions of plural noneuclidean spaces},
     journal = {Izvesti\^a vys\v{s}ih u\v{c}ebnyh zavedenij. Matematika},
     pages = {69--77},
     publisher = {mathdoc},
     number = {9},
     year = {1968},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/IVM_1968_9_a7/}
}