@ARTICLE{
author={Tomic Slavica,Knezevic Milena M,Rajic Nevenka Z,Povrenovic Dragan S},
year={2014},
title={Removal of Magnesium in Spring Water Using the Natural Zeolite in a Continuous Flow System},
journal={HEMIJSKA INDUSTRIJA},
volume={68},
number={4},
pages={475-482},
document_type={Article},
} 

@ARTICLE{
author={Tomic Slavica,Rajic Nevenka Z,Hrenovic Jasna J,Povrenovic Dragan S},
year={2012},
title={Removal of Mg from spring water using natural clinoptilolite},
journal={CLAY MINERALS},
volume={47},
number={1},
pages={81-92},
document_type={Article},
}