Wardhani, Lidya Christina. “Pengaruh Koalisi Partai Politik Terhadap Pelaksanaan Sistem Presidensial Di Indonesia”. Justitia Jurnal Hukum 3, no. 2 (October 28, 2019). Accessed May 8, 2024. https://journal.um-surabaya.ac.id/Justitia/article/view/3375.