Crystal structure of three Ni-Mn-Ga alloys in powder and bulk materials Y. Ge, O. Söderberg, N. Lanska, A. Sozinov, K. Ullakko et V. K. LindroosJ. Phys. IV France, 112 (2003) 921-924DOI: https://doi.org/10.1051/jp4:20031031