Raheem, A.A. and Olatunde Ibiwoye, E. (2018) “A Study of Neem Seed Husk Ash as Partial Replacement for Cement in Concrete”, International Journal of Sustainable Construction Engineering and Technology, 9(2), pp. 55–65. Available at: https://journal.uthm.edu.my/index.php/IJSCET/article/view/1534 (Accessed: 12 August 2026).