@article{DAN_1989_307_1_a23,
     author = {E. V. Sokolova and R. K. Rastsvetaeva and V. I. Andrianov and Yu. K. Egorov-Tismenko and Yu. P. Menshikov},
     title = {Crystal structure of a new natural sodium titanosilicate},
     journal = {Doklady Akademii Nauk},
     pages = {114--117},
     publisher = {mathdoc},
     volume = {307},
     number = {1},
     year = {1989},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1989_307_1_a23/}
}