Citation: Li, Henan; Baikie, Tom; Pramana, Stevin S.; Shin, J. Felix; Keenan, Philip J.; Slater, Peter R.; Brink, Frank; Hester, James; An, Tao; White, Tim J. (2014). Hydrothermal synthesis, structure investigation, and oxide ion conductivity of mixed si/ge-based apatite-type phases.. Inorganic chemistry, 53, pp. 4803-4812.