Nihayah, A., N. Kistanti, P. Putri, and A. Ayuntavia. “The Impact of Social Forestry Utilization Permit (IPHPS) Towards the Community Income”. Efficient: Indonesian Journal of Development Economics, Vol. 6, no. 1, Jan. 2023, pp. 33-45, doi:10.15294/efficient.v6i1.65706.