HAEFELI, Ueli. Public Transport in Bielefeld (Germany) and Berne (Switzerland) since 1950: A comparative analysis of efficiency, effectiveness and political background. European Journal of Transport and Infrastructure Research, [S. l.], v. 5, n. 3, 2005. DOI: 10.18757/ejtir.2005.5.3.4401. Disponível em: https://journals.open.tudelft.nl/ejtir/article/view/4401. Acesso em: 19 apr. 2024.