Suyani, Ida Sugeng, et al. “Synergizing Soil Restoration and Circular Economy: Integrated Application of Nano-Particle Enhanced Compost (NEC) and Husk Charcoal”. Empowerment Society, vol. 9, no. 1, Feb. 2026, pp. 68-77, doi:10.30741/eps.v9i1.1873.