MUNAWARAH, Nurul; SURYA, Edy. An Analysis of the Difficulties in Learning Mathematics By Using Scientific Approach at SMA Negeri 3 Manyak Payed. International Journal of Sciences: Basic and Applied Research (IJSBAR), Jordan, v. 33, n. 3, p. 94–104, 2017. Disponível em: https://gssrr.org/JournalOfBasicAndApplied/article/view/7439. Acesso em: 1 oct. 2025.