Open Science Research Excellence
R. Malekian and  J. Abedi-Koupai and  S. S. Eslamian,  Use of Zeolite and Surfactant Modified Zeolite as Ion Exchangers to Control Nitrate Leaching.   journal   = {International Journal of Environmental, Chemical, Ecological, Geological and Geophysical Engineering}, [online]. World Academy of Science, Engineering and Technology. April 2011, vol. 52(4). 267 - 271[viewed 23 March 2019]. Available from: http://waset.org/publications/12522.