SIREGAR, Nenta Dumalia; SURYA, Edy. Analysis of Students. International Journal of Sciences: Basic and Applied Research (IJSBAR), Jordan, v. 33, n. 2, p. 309–320, 2017. Disponível em: https://www.gssrr.org/JournalOfBasicAndApplied/article/view/7363. Acesso em: 17 sep. 2025.