FLEXURAL IMPROVEMENT OF PLAIN CONCRETE BEAMS STRENGTHENED WITH HIGH PERFORMANCE FIBRE REINFORCED CONCRETE. Nigerian Journal of Technology, [S. l.], v. 36, n. 3, p. 697–704, 2017. DOI: 10.4314/njt.363.1379. Disponível em: https://mail.nijotech.com/index.php/nijotech/article/view/1379. Acesso em: 19 apr. 2026.