RITONGA, A. P.; AL-KHOWARIZMI, A.-K. Implementation of an automatic curtain control system using a servo motor and ultrasonic sensor based on the internet of things. Jurnal Sains, Teknologi & Komputer, [S. l.], v. 3, n. 2, p. 96–102, 2026. DOI: 10.56495/saintek.v3i2.1298. Disponível em: https://jurnal.larisma.or.id/index.php/SAINTEK/article/view/1298. Acesso em: 3 oct. 2026.