STEAD, Dominic. The European Green Paper on Urban Mobility. European Journal of Transport and Infrastructure Research, [S. l.], v. 7, n. 4, 2007. DOI: 10.18757/ejtir.2007.7.4.3404. Disponível em: https://journals.open.tudelft.nl/ejtir/article/view/3404. Acesso em: 25 apr. 2024.