Haryadi N, Hutasoit I, Bhakti RTA, Kelvin E. Implementation of Enforcement of Regional Regulations on Advertising by Batam’s Public Order Agency (Satpol PP). RRJ [Internet]. 2026May11 [cited 2026May11];8(3):1665-77. Available from: https://jurnal.ranahresearch.com/index.php/R2J/article/view/2053