AGIZEW, Kassahun Tesfaye; HURISA, Solomon Shiferaw. Research Based Mathematics Problem Solving and Proving skills Competences. International Journal of Sciences: Basic and Applied Research (IJSBAR), Jordan, v. 42, n. 4, p. 189–202, 2018. Disponível em: https://gssrr.org/JournalOfBasicAndApplied/article/view/9368. Acesso em: 18 sep. 2025.