@article{IVM_1976_1_a13,
     author = {V. G. Deryagina},
     title = {On the theory of two-dimensional surfaces in a~biplanar space $B_5$},
     journal = {Izvesti\^a vys\v{s}ih u\v{c}ebnyh zavedenij. Matematika},
     pages = {116--119},
     publisher = {mathdoc},
     number = {1},
     year = {1976},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/IVM_1976_1_a13/}
}