M.NAGARAJ N.VIJAYANANDAM, M. .S.Geethanjali R. PROTECTED CASH WITHDRAWAL IN ATM USING MOBILE PHONE. International Journal of Engineering and Computer Science, india, v. 2, n. 04, 2017. Disponível em: http://ijecs.in/index.php/ijecs/article/view/782. Acesso em: 19 may. 2024.