Binag, N H D. “Utilization of Shell Wastes for Locally Based Cement Mortar and Bricks Production: Its Impact to the Community”. KnE Social Sciences 3, no. 6 (June 4, 2018): 985–1004. Accessed April 25, 2024. https://knepublishing.com/index.php/KnE-Social/article/view/2435.