1. Crystal structure of Ca-gallogermanate Ca3Ga2Ge4O14 and its analogue Ba3Fe2 Ge4O14;Belokoneva;Dokl. Akad. Nauk SSSR,1980
2. Crystal structure of synthetic Ca,Ga-gehlenite Ca2Ga(GaGe)O7 and its comparison with structure of Ca3Ga2Ge4O14 = Ca3Ge(Ga2Ge)Ge2O14;Belokoneva;Dokl. Akad. Nauk SSSR,1981
3. Modified rare earth gallates with the Ca3Ga2Ge4O14 structure;Mill;Dokl. Akad. Nauk SSSR,1982
4. Germanates with the Ca3Ga2Ge4O14 structure;Mill;Izv. Akad. Nauk SSSR, Ser. Neorg. Mater.,1983
5. Langasite-type materials: from discovery to present state;Mill,2000