MATSUDA, N. .; OGAWA, H. .; HIRASHIMA, T. .; TAKI, H. . A generating technique and knowledge representation of multiple-answer problems for learning with solving knowledge. Research and Practice in Technology Enhanced Learning, [S. l.], v. 10, 2015. DOI: 10.58459/rptel.2015.10%p. Disponível em: https://rptel.apsce.net/index.php/RPTEL/article/view/2015-10006. Acesso em: 19 jul. 2025.