Purnama I, Hariandi R, Nurhayati, Azim F. Rancang Bangun Hand Sanitizer Otomatis Berbasis Mikrokontroler . bit [Internet]. 2022Dec.27 [cited 2026May6];3(4):385 -388. Available from: https://journal.fkpt.org/index.php/BIT/article/view/427