Citation: Belokoneva, E.L.; Belov, N.V. (1981). The crystal structure of the synthetic Ga, Ge-Gelenite Ca2 Ga2 Ge O7 = Ca2 Ga (Ga Ge) O7 and its comparison with the structure Ca3 Ga2 Ge4 O14 = Ca3 Ge ((Ga2 Ge) Ge2 O14). Doklady Akademii Nauk SSSR, 260, pp. 1363-1366.