PERFORMANCE ANALYSIS OF BOX AND CIRCULAR CULVERTS USING HY 8 SOFTWARE FOR ALUU CLAN, PORT HARCOURT. Nigerian Journal of Technology, [S. l.], v. 38, n. 1, p. 22–32, 2018. Disponível em: https://mail.nijotech.com/index.php/nijotech/article/view/1909. Acesso em: 19 apr. 2026.