Thermal and structural study of Ni–Fe–Ga ferromagnetic shape memory alloys - Alvarado-Hernández, F.; Soto-Parra, D.E.; Ochoa-Gamboa, R.; Castillo-Villa, P.O.; Flores-Zúñiga, H.; Ríos-Jara, D. (Journal of Alloys & Compounds, 2008)