@article{DAN_1989_304_3_a22,
     author = {E. V. Sokolova and Yu. K. Egorov-Tismenko and A. P. Khomyakov},
     title = {The crystal structure of nacaphite},
     journal = {Doklady Akademii Nauk},
     pages = {610--615},
     publisher = {mathdoc},
     volume = {304},
     number = {3},
     year = {1989},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1989_304_3_a22/}
}