Darweesh HHM. Utilization of Oyster Shell Powder for Hydration and Mechanical Properties Improvement of Portland Cement Pastes. jsmpm [Internet]. 2023 May 7 [cited 2024 Aug. 8];3(1):19-30. Available from: https://penerbit.uthm.edu.my/ojs/index.php/jsmpm/article/view/13390