@article{KUTGS_1978_10_a4,
     author = {V. I. Evseev},
     title = {The geometry of the manifold of three-dimensional {Lobachevskii}  planes},
     journal = {Trudy Geometricheskogo Seminara},
     pages = {46--53},
     publisher = {mathdoc},
     volume = {10},
     year = {1978},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/KUTGS_1978_10_a4/}
}