Synthesis of bioactive materials for implants in the system Ca3(PO4)2-Ca2GeO4 Elizaveta A. Mukhanova, Vyacheslav G. Vetokhin and Alexander A. Rybalkin MATEC Web Conf., 226 (2018) 03011 Published online: 07 November 2018 DOI: 10.1051/matecconf/201822603011