M. SELMAN, Mohammed. The Effect of Alkalis on The Properties of Portland Cement. Anbar Journal of Engineering Science, [S. l.], v. 5, n. Special - Part 2, p. 25–38, 2012. DOI: 10.37649/aengs.2012.69050. Disponível em: https://ajes.uoanbar.edu.iq/index.php/ajes/article/view/457. Acesso em: 7 jul. 2025.