Dimitar Georgiev and Bogdan Bogdanov and Yancho Hristov and Irena Markovska, The Removal of Cu (II) Ions from Aqueous Solutions on Synthetic Zeolite NaA. journal = {International Journal of Environmental and Ecological Engineering}, [online]. World Academy of Science, Engineering and Technology. April 2012, vol. 64(4). 214 - 218 [viewed 20 September 2024]. Available from: https://publications.waset.org/pdf/3913.