The Potential Use of QR Codes in u-Learning Systems. Journal of Innovative Technology Convergence, [S. l.], v. 1, n. 1, 2019. DOI: 10.69478/JITC2019v1n1a01. Disponível em: https://jitc.innotcs.org/index.php/jitc/article/view/3.. Acesso em: 21 nov. 2024.