Giron, Bryan Eric M., Radgie Charles M. Lascay, Andrealyn Reyes, Jason Lhander J. Rojas, and Caelryl R. Simon. “Arduino-Based RFID Door Lock Security System With Piezo Electric Sensor and GSM Module for Venezia Townhomes in Sta. Maria, Bulacan: Vol.3, No.1A”. Ascendens Asia Singapore – Bestlink College of the Philippines Journal of Multidisciplinary Research 3, no. 1A (April 22, 2024). Accessed July 22, 2024. https://ojs.aaresearchindex.com/index.php/aasgbcpjmra/article/view/12760.