@ARTICLE{
author={Stankovic Velizar D,Outarra L,Zonnevijlle F,Comninellis Ch},
year={2008},
title={Solvent extraction of silver from nitric acid solutions by calix[4]arene amide derivatives},
journal={SEPARATION AND PURIFICATION TECHNOLOGY},
volume={61},
number={3},
pages={366-374},
document_type={Article},
}