Analisis Peningkatan Faktor Keamanan Lereng Pada Areal Bekas Tambang Pasir Dan Batu Di Desa Ngablak, Kecamatan Cluwak, Kabupaten Pati: The Analysis of Slope Safety Factors Improvemen at Sand and Gravel Post Mining Land Areas in Ngablak Village, Cluwak District, Pati Regency. PROMINE 2018, 5 (1). https://doi.org/10.33019/promine.v5i1.113.