Ali, Mahrus. “Proporsionalitas Dalam Kebijakan Formulasi Sanksi Pidana”. Jurnal Hukum IUS QUIA IUSTUM 25, no. 1 (August 14, 2018): 137–158. Accessed December 5, 2025. https://journal.uii.ac.id/IUSTUM/article/view/10696.