K NAICKER; PN MAHLAMBI; MM MAHLAMBI; X NOCANDA. Assessment of metals and anions in tap, river, wastewater, and sludge: comparison of hotplate- and microwave-assisted digestion. Water SA, [S. l.], v. 50, n. 3 July, 2024. DOI: 10.17159/wsa/2024.v50.i3.4044. Disponível em: https://watersa.net/article/view/19301. Acesso em: 6 apr. 2025.