Abideng Hawa. (2022) Strength and microstructural of geopolymer mortar from palm oil ash containing alumina powder with palm oil clinker aggregate. <i>Engineering and Applied Science Research</i>, <i>49</i>(6), 731-743.Abideng Hawa. "Strength and microstructural of geopolymer mortar from palm oil ash containing alumina powder with palm oil clinker aggregate". Engineering and Applied Science Research 49 (2022):731-743.Abideng Hawa. Strength and microstructural of geopolymer mortar from palm oil ash containing alumina powder with palm oil clinker aggregate. Faculty of Engineering, Khon Kaen University:ม.ป.ท. 2022.