Rahayu, Rahayu, et al. “The Effects of Biochar and Compost on Different Cultivars of Shallots (Allium Ascalonicum L.) Growth and Nutrient Uptake in Sandy Soil Under Saline Water”. SAINS TANAH - Journal of Soil Science and Agroclimatology, vol. 16, no. 2, Dec. 2019, pp. 216-28, https://doi.org/10.20961/stjssa.v16i2.34209.