Arfan Yanayir Akbar Sabillilah, and Ananda Az-Zahra. “Constitutional Criticism of the 20% Presidential Threshold in Democracy: Analysis of Constitutional Court Decisions No. 51-52-58 PUU-VI 2008, 53 PUU-XV 2017, and 62 PUU-XXII 2024”. Judex Laguens, vol. 3, no. 2, Aug. 2025, pp. 232-50, doi:10.25216/ikahi.3.2.8.2025.232-250.