Ni’matuzahroh, Ni’matuzahroh, 		Yuliawati, Erta, 		Kumalasari, Ditta, 		Trikurniadewi, Nastiti, 		Pratiwi, Intan, 		Salamun, Salamun, 		Fatimah, Fatimah, 		Sumarsih, Sri, AND 		Yuliani, Hanif.
" POTENCY OF OIL SLUDGE INDIGENOUS BACTERIA FROM DUMAI-RIAU IN PRODUCING BIOSURFACTANT ON VARIATION OF SACCHARIDE SUBSTRATES" <em>Proceedings of the International Conference on Green Technology</em> [Online], Volume 8 Number 1 (1 November 2017)