The Smell of Opium in Minangkabau: Tradition of Betel Chewing and Smoking Tobacco in the 19th Century. JPHR [Internet]. 27 Juni 2023 [dikutip 27 Agustus 2026];1(1):44-53. Tersedia pada: https://journals.regalia-institute.com/index.php/JPHR/article/view/39