Romero , Rommel, Ma. Eugenia Yangco, and Aljon Peter Temporal. “An Android Based Anti-Intrusion Device Using A Motion Sensor With Short Message Service Notification”. International Journal of Sustainability and Advanced Integrated Research 2, no. 1 (January 15, 2026): 33–49. Accessed September 9, 2026. https://ijsair.com/index.php/ijsair/article/view/40.