Direct reuse strategies of rare earth permanent magnets for PM electrical machines – an overview studyZiwei Li, Afef Kedous-Lebouc, Jean-Marc Dubus, Lauric Garbuio and Sophie PersonnazEur. Phys. J. Appl. Phys., 86 2 (2019) 20901DOI: https://doi.org/10.1051/epjap/2019180289