Amalia, Annisa Rizqi. “Implementation of Visa-Free Visit Policy Based on Presidential Regulation Number 21 of 2016 Concerning Visa-Free Visits for Foreign Nationals”. Proceedings Series on Social Sciences & Humanities 14 (November 16, 2023): 250–256. Accessed July 8, 2025. https://conferenceproceedings.ump.ac.id/pssh/article/view/1045.