SIREGAR, Ana Febrianti; SURYA, Edy. Perception of Mathematics Teachers Against Implementation of Curriculum 2013. International Journal of Sciences: Basic and Applied Research (IJSBAR), Jordan, v. 33, n. 2, p. 144–155, 2017. Disponível em: https://gssrr.org/JournalOfBasicAndApplied/article/view/7340. Acesso em: 19 sep. 2025.