@article{DAN_1971_200_3_a21,
     author = {O. S. Filipenko and E. A. Pobedimskaya and V. I. Ponomarev and N. V. Belov},
     title = {Crystalline structure of synthetic barium silicate $\mathrm{NaBa}_3[\mathrm{Si}_2\mathrm{O}_7](\mathrm{OH})$ 
},
     journal = {Doklady Akademii Nauk},
     pages = {591--593},
     publisher = {mathdoc},
     volume = {200},
     number = {3},
     year = {1971},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1971_200_3_a21/}
}