Widnyana, I Nyoman, 		Salain, I Made Alit, 		Sutarja, I, AND 		Widiarsa, Ida Bagus.
" BERAT VOLUME PEREKAT GEOPOLIMER BERBAHAN DASAR ABU SABUT KELAPA" <em>Jurnal Ilmiah Teknik Sipil</em> [Online], Volume 26 Number 2 (31 July 2022)