SEMBIRING, Andri Rinaldi; NALDO, Rony Andre Christian; ELPINA, Elpina. Potensi Dampak Sebab Terjadinya Dugaan Praktik Peredaran Gelap Narkotika Di Lapas Narkotika Kelas IIA Pematangsiantar. Jurnal Pengabdian Masyarakat Sapangambei Manoktok Hitei, [S. l.], v. 6, n. 1, p. 91–94, 2026. DOI: 10.36985/djdsbe62. Disponível em: https://jurnal.usi.ac.id/index.php/JPMSMH/article/view/2292. Acesso em: 6 may. 2026.