B. E. M. . Giron, R. C. M. . Lascay, A. . Reyes, J. L. J. . Rojas, and C. 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”, AASgBCPJMRA, vol. 3, no. 1A, Apr. 2024.