“Smart Circular Farming 4.0: IoT-and Solar Cell-Based Integration of Maggot Farming, Laying Hens, Biofloc Aquaculture, and Hydroponics for Village Food Security” (2025) Jurnal Abmas Negeri (JAGRI), 6(2), pp. 270–287. doi:10.36590/jagri.v6i2.1866.