Rismana, Daud, and Hariyanto Hariyanto. “Perspektif Teori Sistem Hukum Dalam Kebijakan Vaksinasi Di Tengah Pandemi Covid-19”. Jurnal IUS Kajian Hukum dan Keadilan 9, no. 3 (December 13, 2021). Accessed September 24, 2026. https://www.jurnalius.ac.id/ojs/index.php/jurnalIUS/article/view/951.