Joseph Chukwuka OKAH; N. J. Elekima AMOS. Investigation of the Effect of Aggregate/Cement and Water/Cement Ratios on Concrete Workability. New Visions in Science and Technology Vol. 6, [S. l.], p. 1–11, 2021. DOI: 10.9734/bpi/nvst/v6/4697F. Disponível em: https://stm.bookpi.org/NVST-V6/article/view/4128. Acesso em: 4 jun. 2026.