@ARTICLE{
author={Stanisavljevic Miodrag,Krstic I,Zec Slavica P},
year={2010},
title={Eco-Technological Process of Glass-Ceramic Production From Galvanic Sludge and Aluminium Slag},
journal={SCIENCE OF SINTERING},
volume={42},
number={1},
pages={125-130},
document_type={Article},
} 

@ARTICLE{
author={Krstic Bozidar V,Lazic Vukic N,Nikolic Ruzica R,Raicevic Vladimir N,Jovanovic V,Krstic I},
year={2009},
title={Optimal Strategy For Preventive Maintenance Of The Motor Vehicles Clutch},
journal={JOURNAL OF THE BALKAN TRIBOLOGICAL ASSOCIATION},
volume={15},
number={4},
pages={611-619},
document_type={Article},
}