MAHAJAN, Mrunal A. An approach for securing SWIPING MACHINE transactions. International Journal of Scientific Research in Computer Science and Engineering, [S. l.], v. 6, n. 1, p. 68–72, 2018. Disponível em: https://ijsrcse.isroset.org/index.php/j/article/view/226. Acesso em: 4 apr. 2025.