Christiansen, Poul Erik, Wolfgang Framke, and Tage Skjøtt-Larsen. 1996. “Interorganisatoriske Relationer Som Grundlag for Transportgenerering I En Dansk Region”. Proceedings from the Annual Transport Conference at Aalborg University 3 (1). https://doi.org/10.5278/ojs.td.v3i1.3917.