F. C. Onyeka, A. O. Igbadumhe and T. E. Okeke. “Design and Production of Concrete Kerbs for Pavement Construction Made With Saw Dust Ash As Partial Replacement of Cement”. Advances in Engineering Design Technology 5, no. 3 (September 17, 2023). Accessed December 22, 2024. https://journals.nipes.org/index.php/aedt/article/view/718.