@ARTICLE{
author={Sakan Sanja M,Djordjevic Dragana S,Devic Gordana J,Relic Dubravka J,Andjelkovic Ivan B,Djuricic Jelena},
year={2011},
title={A study of trace element contamination in river sediments in Serbia using microwave-assisted aqua regia digestion and multivariate statistical analysis},
journal={MICROCHEMICAL JOURNAL},
volume={99},
number={2},
pages={492-502},
document_type={Article},
} 

@ARTICLE{
author={Relic Dubravka J,Djordjevic Dragana S,Sakan Sanja M,Andjelkovic Ivan B,Miletic Srdjan B,Djuricic Jelena},
year={2011},
title={Aqua regia extracted metals in sediments from the industrial area and surroundings of Pancevo, Serbia},
journal={JOURNAL OF HAZARDOUS MATERIALS},
volume={186},
number={2-3},
pages={1893-1901},
document_type={Article},
}