“THE EFFECT OF UTILIZING SILICA FUME AND EGGSHELL ASH ON THE GEOTECHNICAL PROPERTIES OF SOFT KAOLIN CLAY”. Jurnal Teknologi 84, no. 1 (November 21, 2021): 159–170. Accessed May 3, 2024. https://journals.utm.my/jurnalteknologi/article/view/17115.