Mohd Zamri, Nur Sarah Afiqah, and Siti Nazahiyah Rahmat. 2021. “Self-Reliant Rainwater Harvesting System Guidelines (RWHS) for Non-Potable Water Usages”. Recent Trends in Civil Engineering and Built Environment 2 (1): 665-72. https://publisher.uthm.edu.my/periodicals/index.php/rtcebe/article/view/1305.