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Amran N, Nasrul Fikry Che Pa. Characterization of Activated Carbon Fibre Derived from Palm Empty Fruit Bunch Waste and Cassava Stem for Urea Adsorption. peat [Internet]. 2021 Jun. 16 [cited 2022 Jun. 26];2(1):74-8. Available from: https://publisher.uthm.edu.my/periodicals/index.php/peat/article/view/1051