Okonkwo, Victor Odinaka, Chidera P Nwogu, Ifeanyi Josephat Obiora, and Adaeze Barbara Njotea. 2023. “Effects of Coarse Aggregates Gradings on the Properties of Concrete”. Engineering And Technology Journal 8 (2):1992-96. https://doi.org/10.47191/etj/v8i2.05.