MIXOPTIM: A tool for the evaluation and the optimization of the electricity mix in a territory Bernard Bonin, Henri Safa, Axel Laureau, Elsa Merle-Lucotte, Joachim Miss and Yann Richet Eur. Phys. J. Plus, 129 9 (2014) 198 Published online: 25 September 2014 DOI: 10.1140/epjp/i2014-14198-7