Haryadi, Nono, Isfandir Hutasoit, Rizki Tri Anugrah Bhakti, and Edwal Kelvin. 2026. “Implementation of Enforcement of Regional Regulations on Advertising by Batam’s Public Order Agency (Satpol PP)”. Ranah Research : Journal of Multidisciplinary Research and Development 8 (3), 1665-77. https://doi.org/10.38035/rrj.v8i3.2053.