ลิ้มควรสุวรรณ ว, วังใน ช, ชัยประเสริฐ ภ. Chracterization of an Anaerobic Baffled- Fixed Film Reactor (ABFFR) in Treating and Producing Biogas From Palm oil mill Effluent. j.eng.rmutt [Internet]. 2010 Jun. 30 [cited 2024 May 3];1:49-5. Available from: https://ph01.tci-thaijo.org/index.php/jermutt/article/view/242175