Novitasari, Sela, and Sahwa Damayanti. “The Influence of Product Quality and Promotion On Purchasing Decisions: A Case Study of Pojok Kopi In Depok”. International Journal of Science, Technology & Management, vol. 7, no. 5, Sept. 2026, pp. 628-37, doi:10.46729/ijstm.v7i5.1464.