Farneubun, Y., M. Salakory, and S. Manakane. “Changes in the Physical Environmental Conditions of the Class C Material Mining Area in the Wayori River, Negeri Passo, Baguala District, Ambon City”. Jurnal Pendidikan Geografi Unpatti, Vol. 2, no. 3, Dec. 2023, pp. 215-24, doi:10.30598/jpguvol2iss3pp215-224.