Ibanez, D. , Mangubat, J.C. , Mistica, J.L. and Tulio, T.J. 2024. Development of an Integrated Face Recognition Attendance and Automatic Door Lock System With Drone Surveillance Using ESP32-Cam and Sound System: Vol.4, No.1. Ascendens Asia Singapore – Bestlink College of the Philippines Journal of Multidisciplinary Research. 4, 1 (Jun. 2024).