@article{TRSPY_2015_288_a0,
     author = {N. V. Abrosimov and E. S. Kudina and A. D. Mednykh},
     title = {On the volume of a~hyperbolic octahedron with $\overline3$-symmetry},
     journal = {Informatics and Automation},
     pages = {7--15},
     publisher = {mathdoc},
     volume = {288},
     year = {2015},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/TRSPY_2015_288_a0/}
}