Suwito, Made. “PENGARUH PENAMBAHAN ARANG SEKAM PADI TERHADAP SIFAT KONDUKTIVITAS HIDROLIK PIPA MORTAR”. Jurnal Teknik Pertanian Lampung (Journal of Agricultural Engineering) 5, no. 1 (April 30, 2016). Accessed October 18, 2025. https://jurnal.fp.unila.ac.id/index.php/JTP/article/view/1177.