Try Julita Sembiring, Elsa, Nilam Atsirina Khrisnaputri, and Pratama Haditua Reyner Siregar. “Testing the Performance of a Water Restrictor With the Orifice Principle”. KnE Social Sciences 7, no. 16 (October 12, 2022): 29–37. Accessed April 25, 2024. https://knepublishing.com/index.php/KnE-Social/article/view/12150.