NATALIA, NOVIA. “PENGARUH PENAMBAHAN ABU TANDAN KOSONG KELAPA SAWIT (ATKKS) TERHADAP KUAT TEKAN BETON”. Jurnal Tugas Akhir Teknik Sipil 1, no. 2 (July 19, 2019): 69 - 73. Accessed December 23, 2024. https://ojs.poltekba.ac.id/ojs/index.php/jutateks/article/view/66.