Hưng, C., 		Cam, B., & 		Dũng, B.
2014 Mar 15.  Effect of Surfactant on Degradation of Polycyclic Aromatic Hydrocarbons (pahs) in Thermophilic Anaerobic Co-Digestion of Sludge from Kim-Ngưu River and Organic Waste. VNU Journal of Science: Natural Sciences and Technology. [Online] 30:1