OYAGI, M. O.; ONYATTA, J. O.; KAMAU, G. N.; GUTO, P. M. Simultaneous Determination of Trace Lead (II), Cadmium (II) and Cobalt (II) by Differential Pulse Anodic Stripping Voltammetry Using Polyacrylic acid/Glassy Carbon Electrode. International Journal of Sciences: Basic and Applied Research (IJSBAR), [S. l.], v. 23, n. 2, p. 324–334, 2015. Disponível em: https://gssrr.org/index.php/JournalOfBasicAndApplied/article/view/4309. Acesso em: 23 jul. 2024.