idris, ahmad fu'ad, and Megat Saifulnazmi Noor Wira. 2023. “Design a Rainwater Harvesting System for a Bungalow House Suitable for Malaysia Environment”. Research Progress in Mechanical and Manufacturing Engineering 4 (1): 292-304. https://publisher.uthm.edu.my/periodicals/index.php/rpmme/article/view/9127.