Experimental Investigation of High-Performance Concrete Using Metakaolin and Steel Fibers in Conventional Concrete. International Research Journal on Advanced Engineering Hub (IRJAEH), [S. l.], v. 3, n. 04, p. 1203–1209, 2025. DOI: 10.47392/IRJAEH.2025.0172. Disponível em: https://irjaeh.com/index.php/journal/article/view/664.. Acesso em: 5 jul. 2025.