Nugroho, Hanan. 2020. “Pandemi Covid-19: Tinjau Ulang Kebijakan Mengenai PETI (Pertambangan Tanpa Izin) Di Indonesia”. Jurnal Perencanaan Pembangunan: The Indonesian Journal of Development Planning 4 (2), 117-25. https://doi.org/10.36574/jpp.v4i2.112.