Abdi Khalif, Liban, and Rabitah Handan. “Performance of Concrete Containing Palm Oil Shell As Coarse Aggregate Replacement”. ASEAN Journal of Life Sciences 1, no. 2 (December 31, 2021): 60-63. Accessed October 7, 2024. https://ajls.journals.unisel.edu.my/index.php/ajls/article/view/28.