Heesen, Michel. “A Road Trip on European Highways. Considering the Spatial Qualities of E75 and E50: A Phenomenalist Approach in the Observation of Spatial Qualities of the E75 Barentsz Sea – Crete and E50 Brest – Makhachkala”. Research in Urbanism Series 3 (April 27, 2015): 159–177. Accessed June 26, 2022. https://rius.ac/index.php/rius/article/view/72.