HADIJAH, M. Implementation Of Direct Learning Model In Group To Improve Mathematics Achievement In Fifth Grade Students At Sdn 06 Perawang Barat In Academic Year 2012/2013. Jurnal Ilmiah Pendidikan Scholastic, [S. l.], v. 1, n. 3, p. 71–78, 2018. DOI: 10.36057/jips.v1i3.148. Disponível em: https://e-journal.sastra-unes.com/index.php/JIPS/article/view/148. Acesso em: 29 mar. 2024.