Fahma, Farah, Afrinal Firmanda, Elsa Widiastuti, Mohamad Syarif, Syifa’ Robbani, Muhammad Sarfat, Ridwansyah Ridwansyah, Yessy Rosalina, Glory Pradipta, Syarifah Maghfiro, Elfa Thamrin, and Renny Somantri. “Production of Cellulose and Chitin Nanofibers Based Masks for Protecting Against Corona Virus: A Review”. Journal of Applied Research and Technology 20, no. 5 (October 31, 2022): 613-629. Accessed December 6, 2022. https://jart.icat.unam.mx/index.php/jart/article/view/1374.