Hariadi, Hari, Muhammad Andry, Muhammad Amin Nasution, Ade Sumiardi, Firman Rezaldi, Suseno Amien, and Yusep Ikrawan. “Growth Inhibition Test of Gram and Negative Bacteria in Pharmaceutical Biotechnology Products in the Form of Hand Sanitizer Formulations Based Fermented Telang Flower Kombucha”. Jurnal Biologi Tropis 23, no. 3 (July 3, 2023): 316–325. Accessed May 20, 2024. http://www.jurnalfkip.unram.ac.id/index.php/JBT/article/view/5219.