Calista, Avissa. “Determinants of Purchasing Decisions for Sampoerna Cigarette Products Among the Community of Kayuara Village, Sekayu District”. Jurnal Ekonomika 17, no. 1 (July 28, 2026): 166–177. Accessed October 22, 2026. https://jurnal.ubt.ac.id/index.php/ekonomika/article/view/880.