İbrahim Burak Ӧlmez. Modeling mathematics achievement using hierarchical linear models. Elementary Education Online, [S. l.], v. 19, n. 2, p. 944–957, 2023. Disponível em: https://ilkogretim-online.org/index.php/pub/article/view/6519. Acesso em: 21 nov. 2024.