Miloudi, H., Mehyou, Z., Boos, A., Tayeb, A. and Goetz-Grandmont, G. 2016. Fast, Efficient and Environmentally Friendly Extraction of Cu(II) and Zn(II) by Hybrid Silicas Impregnated with Acidic Organic Extractants. JOURNAL OF ADVANCES IN CHEMISTRY. 12, 4 (Dec. 2016), 4374–4386. DOI:https://doi.org/10.24297/jac.v12i4.2177.