Pikoli, M. R., P. Aditiawati, and D. I. Astuti. “A Sequential Isolation and Isolate Identification of Thermophilic Oil Degrading Bacteria from Bangko Reservoir”. Journal of Mathematical and Fundamental Sciences, vol. 32, no. 2, Jan. 2019, pp. 53-58, https://journals.itb.ac.id/index.php/jmfs/article/view/9240.