Ramadhani, R., and Friska Prasyta Harlis. “Implementation of Samarinda Mayor Regulation Number 18 of 2022 Concerning Supervision and Application Of Administrative Sanctions for Waste Management in Samarinda City (Case Study in Samarinda City District)”. Jurnal Multidisiplin Sahombu, vol. 5, no. 08, Dec. 2025, pp. 2563-76, https://ejournal.seaninstitute.or.id/index.php/JMS/article/view/7623.