Rakhma, Luluk Ria, et al. “Optimizing Hydroponic Production through Liquid Organic Fertilizer, Solar Cells, and Digital Financial Management in Gajahan Village”. Abdi Psikonomi, vol. 6, no. 3, Dec. 2025, pp. 227-34, doi:10.23917/psikonomi.v6i3.14214.