RAVIKUMAR, K; GEETHA, R. Security of Quick Response Code. International Journal of Computer Sciences and Engineering, [S. l.], v. 8, n. 1, p. 90–92, 2020. DOI: 10.26438/ijcse/v8i1.9092. Disponível em: https://ijcse.isroset.org/index.php/j/article/view/5938. Acesso em: 1 feb. 2026.