NGUYEN, Phuoc Hai. Using GSP chart and ROC method to analyze and select multiple choice items. Dong Thap University Journal of Science, [S. l.], n. 24, p. 11–17, 2023. DOI: 10.52714/dthu.24.2.2017.426. Disponível em: https://dthujs.vn/index.php/dthujs/article/view/738. Acesso em: 19 sep. 2024.