Synthesis and investigation of zeolite-related complex phosphates in the system Rb 2O—P2O5—Ga2O3—MIIO (MII – Mg, Co, Ni, Cu, Zn) - Yu. Strutynska; M. O. Bondarenko; I. V. Zatovskyi; Ye. V. Odynets; M. S. Slobodianyk (Ukrainian Chemistry Journal, 2015)