Widiatiningsih, A., Mujiyo, M. and Suntoro, S. (2018) “Study of Soil Degradation Status at Jatipurno District, Keduang Sub-Watersheds, Wonogiri Regency, Central Java”, SAINS TANAH - Journal of Soil Science and Agroclimatology, 15(1), pp. 1–14. doi:10.15608/stjssa.v15i1.21616.