Baumgarten, Patrick, and Jens Middelkamp. “On Interurban Road Pricing Schemes and the Impacts of Traffic Diversion on Road Safety in Germany: Empirical Findings and Implications”. European Journal of Transport and Infrastructure Research 15, no. 2 (April 1, 2015). Accessed April 20, 2024. https://journals.open.tudelft.nl/ejtir/article/view/3066.