Manjurhussain, Bhatt Khushbu and N.B.Parmar (2017) “USE OF GROUND NUT SHELL ASH AND COAL ASH TO MODIFY THE PROPERTIES OF SOIL”, International Journal of Advance Engineering and Research Development (IJAERD), 4(5), pp. 1012–1017. Available at: https://ijaerd.org/index.php/IJAERD/article/view/4897 (Accessed: 6 July 2025).