“PROPERTY INDEX AND HYDROPHYSICAL CONDITIONS OF SOILS AT SUBSIDENCESS IN PONJONG, RONGKOP AND SEMANU SUBDISTRICTS, GUNUNGKIDUL DISTRICT” (2020) GEOMATE Journal, 19(73), pp. 242–249. Available at: https://geomatejournal.com/geomate/article/view/1811 (Accessed: 28 April 2026).