Topan, Ibnu, Fikri Rahmat Ramadhan Neu, Ahmad Rizki Hafiffudin, Sulaiman Saleh, Deandro Fitra Rahmansyah, and Ucu Nugraha. “MOBILE APPLICATION DESIGN ‘GROSIRKEUN’TO IMPROVE MICRO SMALL AND MEDIUM ENTERPRISES (MSMEs) PRODUCTIVITY DURING THE COVID-19 PANDEMIC BASED ON E-COMMERCE”. CENTRAL ASIA AND THE CAUCASUS 23, no. 1 (January 30, 2022): 5052–5060. Accessed October 13, 2024. https://ca-c.org/CAC/index.php/cac/article/view/531.