Magnetic structures of (Gd1-xYx)Mn2Ge2 and (Tb1-xYx)Mn2Ge2 studied by neutron powder diffraction Sergey Granovsky, Irina Gaidukova and Clemens Ritter EPJ Web Conf., 185 (2018) 04009 Published online: 04 July 2018 DOI: 10.1051/epjconf/201818504009