Ditya Riantiarni, M. Zulherawan. The Efforts of the Water and Air Police Directorate (Ditpolairud) of the Riau Regional Police in Preventing Transnational Narcotics Smuggling Crimes Along Riau’s Maritime Routes. SLR [Internet]. 2026 Jul. 9 [cited 2026 Jul. 22];10(1):67-72. Available from: https://journal.uir.ac.id/index.php/sisilainrealita/article/view/29388