1. L'Ajuntament de Barcelona realitza una prova pilot de distribució urbana de mercaderies a Ciutat Vella;Ajuntament Barcelona,2014
2. A roadmap for financing hydrogen refueling networks – Creating prerequisites for H2-based mobility;Ammermann,2013
3. A review of the success and failure of tram systems to carry urban freight: The implications for a low emission intermodal solution using electric vehicles on trams;Arvidsson;European Transport\Trasporti Europe,2013
4. Evaluating the use of an urban consolidation centre and electric vehicles in central London;Browne;IATSS Research,2011