;Yaser, Abu Zahrim (Universiti Malayasia Sabah),Sarjadi, Mohd Sani (Universiti Malaysia Sabah),Lamaming, Junidah (Universiti Malaysia Sabah)
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;Yaser, Abu Zahrim (Associate Professor, Waste Processing Technology, Faculty of Engineering, Universiti Malaysia Sabah, Malaysia),Lamaming, Junidah (Postdoctoral researcher,t Faculty of Engineering,
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