Sembiring, Ibrahim, Fadlan Fadlan, Sayid Fadhil, Soerya Respationo, and Siti Nurkhotijah. “Juridical Analysis of the Effectiveness of the Investigation of Sailing Approval (SPB) Violations at the Ditpolairud Riau Islands Police”. Dynamics of Politics and Democracy 5, no. 1 (August 28, 2025): 1–9. Accessed September 11, 2025. https://goodwoodpub.com/index.php/DPD/article/view/3393.