@ARTICLE{
author={Najdenov Ivan M,Raic Karlo T,Kokeza Gordana},
year={2012},
title={Aspects of energy reduction by autogenous copper production in the copper smelting plant Bor},
journal={ENERGY},
volume={43},
number={1},
pages={376-384},
document_type={Article},
} 

@ARTICLE{
author={Najdenov Ivan M,Raic Karlo T,Kokeza Gordana},
year={2011},
title={Economic Insight Into Energents Consumption in Copper Melting and Refining Plants of Serbia Using the Method of Reduction to Conditional Fuel (coal Equivalent)},
journal={METALURGIA INTERNATIONAL},
volume={16},
number={10},
pages={79-86},
document_type={Article},
}