Proverawati, Atikah, Najmudin, and Asep Saepuloh. “DISPOSABLE OR REUSABLE MASK? STUDENT PREFERENCE IN THE ERA OF COVID-19 PANDEMIC”. The journal of contemporary issues in business and government 27, no. 5 (October 30, 2021): 2501–2507. Accessed June 30, 2024. https://cibgp.com/au/index.php/1323-6903/article/view/2110.