?IRIN, Tufan. Using Computer Algebra Systems as Instructional Tools. International Journal of Sciences: Basic and Applied Research (IJSBAR), Jordan, v. 27, n. 1, p. 199–213, 2016. Disponível em: https://gssrr.org/JournalOfBasicAndApplied/article/view/5687. Acesso em: 1 oct. 2025.