Wichmann Matthiessen, Christian. “The Take-off of Suburbia and the Crisis of the Central City: Proceedings of the International Symposium in Munich and Vienna 1984. Ed. By Günter Heinritz and Elisabeth Lichtenberger. (Erdkundliches Wissen; H. 76)”. Geografisk Tidsskrift - Danish Journal of Geography, vol. 87, Jan. 1987, https://tidsskrift.dk/geografisktidsskrift/article/view/44462.