Mathematical correlation in the mathematics book for the third intermediate grade in Iraq. Journal of the College of Basic Education, [S. l.], v. 24, n. 101, p. 145–166, 2022. DOI: 10.35950/cbej.v24i101.6794. Disponível em: https://cbej.uomustansiriyah.edu.iq/index.php/cbej/article/view/6794.. Acesso em: 4 jul. 2024.