Hiermann, G, Puchinger, J, Ropke, S & Hartl, R. F 2016, 'The Elec-tric Fleet Size and Mix Vehicle Routing Problem with Time Windows and Recharging Stations', European Journal of Operational Research, v. 252, Issue 3, August, pp. 995-1018. CNRS : 1 ; HCERES : A.