@article{KUTGS_1984_16_a9,
     author = {B. A. Rozenfel'd and L. V. Lyubisheva and T. A. Semenova},
     title = {Lines of curvature of $m$-surfaces of {Euclidean,} elliptic and quasielliptic $n$-spaces in {Jordan's} sense},
     journal = {Trudy Geometricheskogo Seminara},
     pages = {82--91},
     publisher = {mathdoc},
     volume = {16},
     year = {1984},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/KUTGS_1984_16_a9/}
}