Riza, Khairul, and Irpan Husein Lubis. “Criminal Law Analysis of the Modus Operandi of Illegal Cigarette Smuggling: A Case Study in Batam City”. Kajian Ilmiah Hukum dan Kenegaraan 4, no. 2 (December 11, 2025): 85–97. Accessed February 18, 2026. https://penerbitgoodwood.com/index.php/kihan/article/view/4996.