Thiel, Sarah-Kristin, Michaela Reisinger, Kathrin Röderer, and Peter Fröhlich. “Playing (with) Democracy: A Review of Gamified Participation Approaches”. JeDEM - eJournal of eDemocracy and Open Government 8, no. 3 (December 19, 2016): 32–60. Accessed May 12, 2024. https://jedem.org/index.php/jedem/article/view/440.