Harsela, C. N. “Evaluating the Efficiency of Floating Hydroponic System and Nutrient Film Technique for Kailan (Brassica Oleracea L.) Cultivation”. Jurnal Sosial Teknologi, vol. 5, no. 12, Dec. 2025, pp. 4583-4597., doi:10.59188/jurnalsostech.v5i12.32615.