Ferrimagnetic nanoparticles for self-controlled magnetic hyperthermia A.T. Apostolov, I.N. Apostolova and J.M. Wesselinowa Eur. Phys. J. B, 86 11 (2013) 483 Published online: 28 November 2013 DOI: 10.1140/epjb/e2013-40791-9