1.
Romiyanto R, Barus B, Sudadi U. Spatial Model of Land Degradation and Water Pollution Caused by Illegal Gold Mining Activities in Raya Watershed, W. J. Il. Tan. Lingk. [Internet]. 2015Oct.1 [cited 2024Apr.28];17(2):47-3. Available from: https://journal.ipb.ac.id/index.php/jtanah/article/view/14836