@article{UZMU_1954_165_165_a7,
     author = {N. N. Glagoleva},
     title = {On asymptotic transformations of a surface},
     journal = {Uchenye Zapiski Moskovskogo Gosudarstvennogo Universiteta},
     pages = {151--168},
     year = {1954},
     volume = {165},
     number = {165},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/UZMU_1954_165_165_a7/}
}