Application of non-extensive statistical physics on Martian nakhlites: A first-order approach on the crystal size distribution of pyroxene using Tsallis entropyFilippos Vallianatos, Ioannis P. Baziotis, Arya Udry and Lawrence A. TaylorEPL, 108 5 (2014) 58002DOI: https://doi.org/10.1209/0295-5075/108/58002