PATIL, Varsha; PATIL, Varsha K. Prototyping the QR Code-based pandemic guard system. Journal of advances in information science and technology, [S. l.], v. 4, n. 1, 2026. Disponível em: http://yvsou.com/journal/index.php/jaist/article/view/39. Acesso em: 4 apr. 2026.