SHARMA, S. An Innovative Approach for Quick Shopping Using QR-Code for Indian Precinct. International Journal of Machine Learning and Networked Collaborative Engineering, [S. l.], v. 2, n. 01, p. 8–14, 2018. Disponível em: https://mlnce.net/index.php/Home/article/view/5. Acesso em: 4 may. 2024.