@article{NANO_2012_3_4_a7,
     author = {V. V. Ivanov and V. M. Talanov and V. V. Gusarov},
     title = {Symbolical description of structural types of crystals},
     journal = {Nanosistemy: fizika, himi\^a, matematika},
     pages = {82--100},
     publisher = {mathdoc},
     volume = {3},
     number = {4},
     year = {2012},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/NANO_2012_3_4_a7/}
}