1. Ullman’s Encyclopedia of Industrial Chemistry. Wiley-VCH, Weinheim (2003)
2. Lynarn, D.R., Plantanida, L.G., Cole, J.F.: Environmental Lead. Academic Press, New York (1975)
3. Nriaqu, J.O.: Zinc in the Environment. Wiley, New York (1980)
4. Extraction and Benefication of Ores and Minerals: Vol. 1 Lead-Zinc. US Environmental Protection Agency, Washington (1994)
5. Kozlowaska, J., Kosłowski, C.A., Koziol, J.J.: Transport of Zn(II), Cd(II), and Pb(II) across CTA plasticized membranes containing organophosphorus acids as an ion carriers. Separ. Purif. Tech 57, 430–434 (2007). doi: 10.1016/j.seppur.2006.04.011