Azlan NI, Ismail AH, Kusbiantoro A. Strength Development of Geopolymer Concrete Containing Palm Oil clinker Powder. peat [Internet]. 2022 Jun. 19 [cited 2024 Jul. 18];3(1):351-8. Available from: https://publisher.uthm.edu.my/periodicals/index.php/peat/article/view/6276