Suryani Sajar, et al. “Analysis of Liquid Organic Fertilizer Azolla Sp and Chicken Manure on the Growth and Yield of Shallot Plants”. The International Conference on Education, Social Sciences and Technology (ICESST), vol. 3, no. 1, June 2024, pp. 133-4, doi:10.55606/icesst.v3i2.415.