M. E, Ephraim, and Ode T. “Study of Mix Design for High Strength Concrete Using Locally Occuring 10mm (3/8) All-in-One Aggregate Gravel”. American Scientific Research Journal for Engineering, Technology, and Sciences 34, no. 1 (August 4, 2017): 144–159. Accessed May 4, 2024. https://asrjetsjournal.org/index.php/American_Scientific_Journal/article/view/3192.