Zulfikar, Muhamad, and Paulus Sukapto. “Proposed Marketing Strategy to Increase Sales Turnover at Retail Store X Using SWOT and QSPM Analysis”. Jurnal Improsci 1, no. 5 (April 16, 2024). Accessed April 17, 2026. https://annpublisher.org/ojs/index.php/improsci/article/view/237.