@article{KUTGS_1975_8_a6,
     author = {A. P. Norden},
     title = {The space of a norm-curve},
     journal = {Trudy Geometricheskogo Seminara},
     pages = {57--71},
     publisher = {mathdoc},
     volume = {8},
     year = {1975},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/KUTGS_1975_8_a6/}
}