@article{DAN_1962_147_5_a24,
     author = {A. Ashirov and I. M. Rumanova and N. V. Belov},
     title = {The crystal structure of hydroboracite 
},
     journal = {Doklady Akademii Nauk},
     pages = {1079--1082},
     publisher = {mathdoc},
     volume = {147},
     number = {5},
     year = {1962},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1962_147_5_a24/}
}