Saputri FR, Pranata N, Linelson R, Lavenia T. Development of an Automatic Water Saving System with Ultrasonic Sensor for Hand Washing Device. JKST [Internet]. 2023 Dec. 1 [cited 2026 Apr. 23];2(2):201-7. Available from: https://journal.proletargroup.org/index.php/JKST/article/view/58