Siagian, Nur Kholidiah. “THE INFLUENCE OF ADDING EMPTY PALM FRUIT BUNCH ASH AND SUGARCANE BAGASSE ASH TO EXPANSIVE CLAY SOIL ON SOIL COMPACTION”. Jurnal Teknik Sipil : Rancang Bangun 10, no. 1 (April 30, 2024): 047–056. Accessed November 27, 2024. https://ejournal.um-sorong.ac.id/index.php/rancangbangun/article/view/3251.