El Ashram, T., A. P. Carapeto, and A. M. Botelho do Rego. “Rapidly Solidified Melt-Spun Bi-Sn Ribbons: Surface Composition Issues”. JOURNAL OF ADVANCES IN PHYSICS, vol. 11, no. 5, Jan. 2016, pp. 3287-9, doi:10.24297/jap.v11i5.369.