LESTARI, Sri Ayu Bintang; SURYA, Edy. Analysis the Level Anxiety of Students in Dealing with National Exam on Mathematics Subjects. International Journal of Sciences: Basic and Applied Research (IJSBAR), Jordan, v. 33, n. 2, p. 99–107, 2017. Disponível em: https://www.gssrr.org/JournalOfBasicAndApplied/article/view/7345. Acesso em: 17 sep. 2025.