Temperature Mössbauer study of the spatial spin-modulated structure in the multiferroic BiFeO3 Vyacheslav Rusakov, Vyacheslav Pokatilov, Alexander Sigov, Mikhail Matsnev and Alexander Pyatakov EPJ Web Conf., 185 (2018) 07010 Published online: 04 July 2018 DOI: 10.1051/epjconf/201818507010