1. “The superstructure and superconductivity of Ru1222 based RuSr2Gd2-x-yYyCexCu2O10- compounds”. Tan H, Lebedev OI, McLaughlin AC, Van Tendeloo G, Superconductor science and technology 23, 115013 (2010).   http://doi.org/10.1088/0953-2048/23/11/115013