DONKOR, E.; DADZIE, J.; AFFUL OSAE, M. DEVELOPING A NEW PRECAST CONCRETE DRAINAGE SYSTEM TOWARDS COST SAVINGS. International Journal of Innovation and Development, [S. l.], v. 2, n. 1, 2024. Disponível em: https://ijid.kstu.edu.gh/index.php/ijid/article/view/33. Acesso em: 19 sep. 2024.