HELSA, Yully; JUANDI, Dadang; ., Turmudi. Mathematics Proficiency -- A Systematic Literature Review. KnE Social Sciences, [S. l.], v. 9, n. 13, p. 613–623, 2024. DOI: 10.18502/kss.v9i13.15965. Disponível em: http://thrillriftranks.com/index.php/KnE-Social/article/view/15965. Acesso em: 6 feb. 2025.