Comparative Study of M20 and M25 grades of Concrete by ACI, DOE and BIS Methods of Mix Design Using Crushed Aggregate. International Journal of Scientific Research and Management (IJSRM), [S. l.], v. 5, n. 7, p. 6377–6383, 2017. DOI: 10.18535/ijsrm/v5i7.72. Disponível em: https://ijsrm.net/index.php/ijsrm/article/view/996.. Acesso em: 7 may. 2024.