YUSUF, Abigail Unekwu; BELLO, Musa; DUNAH, Lawissense Godfrey. Groundwater Quality Assessment of Hand-Dug Wells Using Atomic Absorption Spectroscopy, Titrimetry, and Spectrophotometric Analysis. Faculty of Natural and Applied Sciences Journal of Basic and Environmental Research, [S. l.], v. 3, n. 1, p. 91–101, 2026. DOI: 10.63561/jber.v3i1.1192. Disponível em: https://www.fnasjournals.com/index.php/FNAS-JBER/article/view/1192. Acesso em: 23 may. 2026.