AKAISO ETIM, U. J. O. D. E. B. O. DESIGN AND CONSTRUCTION OF DOOR LOCKING SECURITY SYSTEM USING GSM. International Journal of Engineering and Computer Science, india, v. 2, n. 7, 2013. Disponível em: http://ijecs.in/index.php/ijecs/article/view/1674. Acesso em: 19 may. 2024.