COMPARATIVE EVALUATION OF THE FLEXURAL STRENGTH OF CONCRETE AND COLCRETE. Nigerian Journal of Technology, [S. l.], v. 29, n. 1, p. 13–22, 2009. DOI: 10.4314/njt.291.137. Disponível em: https://nijotech.com/index.php/nijotech/article/view/137. Acesso em: 16 apr. 2026.