@article{IVM_1959_5_a6,
     author = {R. G. Bukharaev},
     title = {Theory of congruences of a~biaxial space},
     journal = {Izvesti\^a vys\v{s}ih u\v{c}ebnyh zavedenij. Matematika},
     pages = {67--79},
     publisher = {mathdoc},
     number = {5},
     year = {1959},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/IVM_1959_5_a6/}
}