Rahman, Abdul, and Danang Widjajanto. “The Use of Organic Fertilizer to Enhance Soil Water Availability and Promote the Growth of Tomatoes in Sandy Loam Soils”. Jurnal Teknik Pertanian Lampung (Journal of Agricultural Engineering) 14, no. 3 (June 15, 2025): 1034–1039. Accessed October 18, 2025. https://jurnal.fp.unila.ac.id/index.php/JTP/article/view/10200.