HIMA, Lina Rihatul; NUSANTARA, Toto; HIDAYANTO, Erry; RAHARDJO, Swasono. Changing in Mathematical Identity of Elementary School Students through Group Learning Activities. International Electronic Journal of Elementary Education, [S. l.], v. 11, n. 5, p. 461–469, 2019. Disponível em: https://www.iejee.com/index.php/IEJEE/article/view/829. Acesso em: 4 aug. 2026.