Ritonga AP, Al-Khowarizmi A-K. Implementation of an automatic curtain control system using a servo motor and ultrasonic sensor based on the internet of things. SAINTEK [Internet]. 31 Juli 2026 [dikutip 16 Oktober 2026];3(2):96-102. Tersedia pada: https://www.jurnal.larisma.or.id/index.php/SAINTEK/article/view/1298