@ARTICLE{
author={Zivkovic Slobodan,Ketin Sonja B,Tomic Srdjan,Jovanovic Zoran,Kostic Boban},
year={2021},
title={Research of Eco-Education},
journal={FRESENIUS ENVIRONMENTAL BULLETIN},
volume={30},
number={12},
pages={13343-13350},
document_type={Article},
} 

@ARTICLE{
author={Zivkovic Slobodan,Karic Dusica,Barjaktarovic Miljana,Zecevic Radoje},
year={2012},
title={Analysis of trends in foreign direct investment in Serbia as a factor of the industrial development},
journal={TECHNICS TECHNOLOGIES EDUCATION MANAGEMENT-TTEM},
volume={7},
number={4},
pages={1847-1855},
document_type={Article},
}