Setyowati, N., I. A. Nugraha AR, W. Widodo, and Z. Muktamar. “Vermicompost Application on Shallot (Allium Cepa, L.)”. Jurnal Lahan Suboptimal : Journal of Suboptimal Lands, vol. 12, no. 1, Apr. 2023, pp. 102-10, doi:10.36706/jlso.12.1.2023.621.