Ulfa Fitriyani Yapan. “Analysis Of Advertising And Sales Promotion On Purchase Decisions At PT. Alfamart Lampung”. Jurnal Riset Akuntansi 1, no. 3 (July 12, 2023): 344–350. Accessed April 3, 2025. https://jurnal.itbsemarang.ac.id/index.php/JURA/article/view/582.