Arimurti, Sattya, Reza Billa Afifuddin, Siswanto Siswanto, and Kahar Muzakhar. “Characterization and Identification of Caffeine-Degrading Bacteria KAJ 36”. Pelita Perkebunan (a Coffee and Cocoa Research Journal) 36, no. 2 (August 31, 2020): 173-179. Accessed January 21, 2021. https://ccrjournal.com/index.php/ccrj/article/view/439.