Saumat, Murphy T., Crianne Herc C. Codate, and Rey P. Dayoc. “User-Friendly Smart Security System Using ESP32 in Rental Rooms”. Southeast Asian Journal of Science and Technology 8, no. 1 (December 31, 2023): 38-43. Accessed January 26, 2026. https://www.sajst.org/online/index.php/sajst/article/view/288.