YIMYAM, Worawut; KETCHAM, Mahasak. The Grading Multiple Choice Tests System via Mobile Phone using Image Processing Technique. International Journal of Emerging Technologies in Learning (iJET), [S. l.], v. 13, n. 10, p. pp. 260–269, 2018. DOI: 10.3991/ijet.v13i10.8341. Disponível em: https://online-journals.org/index.php/i-jet/article/view/8341. Acesso em: 25 nov. 2024.