@article{SM_1977_31_1_a0,
     author = {\`E. G. Poznyak},
     title = {Isometrics embedding in~$E^3$ of some noncompact domains in the {Lobachevskii} plane},
     journal = {Sbornik. Mathematics},
     pages = {1--27},
     publisher = {mathdoc},
     volume = {31},
     number = {1},
     year = {1977},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/SM_1977_31_1_a0/}
}