DESRIANI MARTHA NOELITA PAKPAHAN; HARI PURWADI; AGUSMA WAJIANSYAH. Arduino-Based Automatic Door Opener Design Using Ultra-sonic Sensors. Journal of Engineering, Electrical and Informatics, [S. l.], v. 6, n. 1, p. 17–24, 2026. DOI: 10.55606/jeei.v6i1.6663. Disponível em: https://journalcenter.org/index.php/jeei/article/view/6663. Acesso em: 26 feb. 2026.