Blechschmidt M.A., Andreas, et al. “Integrated Urban Development and Sustainable Mobility Planing – The Case of the City of Leipzig”. Raumforschung Und Raumordnung | Spatial Research and Planning, vol. 73, no. 6, Dec. 2015, pp. 423–437, https://doi.org/10.1007/s13147-015-0372-5.