TY - THES AU - M. Villanueva A3 - Alberto Bollero, Julio Camarero A4 - Universidad Autónoma de Madrid PY - 2017 UR - http://hdl.handle.net/20.500.12614/3083 LA - en TI - Rare earth-free permanent magnet alternative: Coercivity development in Sr-ferrite powder and successful recycling case M3 - master thesis ER -