Research ArticleOpen accessPhrase in the titleAnaerobic Digestion of Pulping Wastewater Using Up-flow Anaerobic Sludge Blanket (UASB) Reactor at Mesophilic ConditionRanda M. Osman, M. HamadOnLine Journal of Biological Sciences, Vol. 15, Issue 3 · 11 Aug 2015 · 6,927 accessesView PDFCite