Indrasari, Gheasya Nonik, and Lia Nirawati. “SWOT Analysis in Improving Competitiveness of Cleanwear Shoe Washing Services”. International Journal of Economics Development Research (IJEDR) 4, no. 6 (December 1, 2023): 2858–2871. Accessed July 2, 2025. https://journal.yrpipku.com/index.php/ijedr/article/view/4646.