Synthesis and structure of BiFeO3:RE (RE=Gd3+, Dy3+, Nd3+) ceramics J. Dzik, M. Płońska, T. Pikula and M. Rerak MATEC Web Conf., 242 (2018) 01003 Published online: 05 December 2018 DOI: 10.1051/matecconf/201824201003