Relevance of magnetic behavior in the modeling of electro-mechanical systems Antoine Alexandre Journeaux, Alain Bossavit and Frédéric Bouillault Eur. Phys. J. Appl. Phys., 64 2 (2013) 24503 Published online: 06 November 2013 DOI: 10.1051/epjap/2013120419