1.
Widyasari W, Sutopo H, Agustian M. QR Code-based Learning Development: Accessing Math Game for Children Learning Enhancement. Int. J. Interact. Mob. Technol. [Internet]. 2019 Nov. 15 [cited 2024 Apr. 25];13(11):pp. 111-124. Available from: https://online-journals.org/index.php/i-jim/article/view/10976