JITLA. “Sampul JITL Vol. 19 No. 1 April 2017: Cover JITL Vol. 19 No. 1 April 2017”. Jurnal Ilmu Tanah Dan Lingkungan, Vol. 19, no. 1, Maret 2019, https://jai.ipb.ac.id/index.php/jtanah/article/view/25678.