Elaboration, structure, microstructure and magnetic properties of soft Fe80Ni20 nanomaterials elaborated by high energy ball millingAbderrahim Guittoum, Sabrina Lamrani, Abdelkader Bourzami, Messaoud Hemmous, Nassim Souami and Wolfgang WeberEur. Phys. J. Appl. Phys., 65 3 (2014) 30401DOI: https://doi.org/10.1051/epjap/2014130247