Kurniadi, Kartha, Zakaria Wahab, Marlina Widiyanti, and Mohamad Adam. “Influence of Digital Marketing and Product Quality on Decision to Purchase Cement at PT. Semen Baturaja (Persero), Tbk”. International journal of business, economics and management 4, no. 2 (August 7, 2021): 395-400. Accessed April 16, 2026. https://sloap.org/journal/index.php/ijbem/article/view/1716.