Sutardi, .-. et al. 2022. Double Production of Shallot (Allium cepa L var. aggregatum) based on Climate, Water, and Soil Management in Sandy Land. International Journal on Advanced Science, Engineering and Information Technology. 12, 5 (Sep. 2022), 1756–1767. DOI:https://doi.org/10.18517/ijaseit.12.5.14698.