1. |
V. M. Golyshev, L. P. Otroshchenko, V. I. Simonov, N. V. Belov, “More precise definition of the atomic structure of wöhlerite,
$\mathrm{NaCa}_2(\mathrm{Zr},\mathrm{Nb})[\mathrm{Si}_2\mathrm{O}_7](\mathrm{F},\mathrm{O})_2$”, Dokl. Akad. Nauk SSSR, 210:1 (1973), 89–92 |