Mathematical correlation in the mathematics book for the first intermediate grade in Iraq. Journal of the College of Basic Education, [S. l.], v. 22, n. 96, p. 737–768, 2022. DOI: 10.35950/cbej.v22i96.9006. Disponível em: https://cbej.uomustansiriyah.edu.iq/index.php/cbej/article/view/9006.. Acesso em: 3 jul. 2024.