S, S.; M, V.; K, Y. Proficient Understudy of Copper Slag as Fine Aggregate in Portland Pozzolana Cement. International Research Journal of Multidisciplinary Technovation, [S. l.], v. 1, n. 6, p. 427–431, 2019. DOI: 10.34256/irjmtcon59. Disponível em: https://asianresassoc.org/journals/index.php/irjmt/article/view/265. Acesso em: 12 jun. 2026.