SIPAHUTAR, Robinson, and Betniar PURBA. “Comparative Analysis of Financial Ratio Before and During the Covid-19 Pandemic in Retail Trade Companies in Indonesia Before and During the Covid-19 Pandemic”. International Journal of Environmental, Sustainability, and Social Science 5, no. 3 (May 31, 2024): 743–749. Accessed June 13, 2026. https://staging.journalkeberlanjutan.com/index.php/ijesss/article/view/1062.