KIRAN, K.; JANARDHANAM, K. Determination of Trace Metals in Water Samples by Flame Atomic Absorption Spectrometry using Column Solid-Phase Extraction. Asian Journal of Chemistry, [S. l.], v. 19, n. 5, p. 3468–3474, 2010. Disponível em: https://asianpubs.org/index.php/ajchem/article/view/13231. Acesso em: 5 nov. 2024.