Magnetic phase diagrams of Gd-H, Tb-H, Dy-H systems Victoria Chzhan, Irina Tereshina, Gennady Burkhanov, Galina Politova and Henryk Drulis EPJ Web Conf., 185 (2018) 05011 Published online: 04 July 2018 DOI: 10.1051/epjconf/201818505011