Ngilawane, E., Tetelepta, E., & Riry, R. (2024). Analysis of the Quality and Quantity of Dug Well Water in Sifnana Village, South Tanimbar District, Tanimbar Islands Regency. Jurnal Pendidikan Geografi Unpatti, 3(3), 356–370. https://doi.org/10.30598/jpguvol3iss3pp356–370