M. Lewandowsky, “Electoral Campaigning in the German Länder: Beyond the Discourse of Professionalization”, Momentum Quarterly, vol. 2, no. 2, pp. 67–76, Mar. 2013, Accessed: Feb. 16, 2026. [Online]. Available: https://momentum-quarterly-journal.uibk.ac.at/momentum/article/view/1707