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V. P. Balko, V. V. Bakakin, Yu. V. Gatilov, V. S. Pavlyuchenko, “Crystal structure of potassium zinc beryllium silicate
$\mathrm{K}_2\mathrm{Zn}_2\mathrm{Be}_2(\mathrm{SiO}_4)(\mathrm{Si}_2\mathrm{O}_7)$”, Dokl. Akad. Nauk SSSR, 249:1 (1979), 103–105 |