Ni’matuzahroh, N., Yuliawati, E., Kumalasari, D., Trikurniadewi, N., Pratiwi, I., Salamun, S., Fatimah, F., Sumarsih, S., & Yuliani, H. 2017 Nov 1. POTENCY OF OIL SLUDGE INDIGENOUS BACTERIA FROM DUMAI-RIAU IN PRODUCING BIOSURFACTANT ON VARIATION OF SACCHARIDE SUBSTRATES. Proceedings of the International Conference on Green Technology. [Online] 8:1