A MIP Model for Locating Slow-Charging Stations for Electric Vehicles in Urban Areas Accounting for Driver Tours
  	  Joana Cavadas,
  	  Gonçalo Homem de Almeida Correia,
  	  João Gouveia
	Transportation Research: Part E: Logistics And Transportation Review, 
vol. 75, 2015, p. 188-201.