@ARTICLE{
author={Nikacevic Nikola M,Predojevic Zlatica J,Petrovic Dragan Lj,Dudukovic Aleksandar P},
year={2009},
title={Static holdup in Gas - Flowing solids - Fixed bed contactors},
journal={POWDER TECHNOLOGY},
volume={191},
number={1-2},
pages={122-129},
document_type={Article},
} 

@ARTICLE{
author={Nikacevic Nikola M,Dudukovic Aleksandar P},
year={2005},
title={Solids residence time distribution in gas-flowing solids-fixed bed contactors},
journal={INDUSTRIAL & ENGINEERING CHEMISTRY RESEARCH},
volume={44},
number={16},
pages={6509-6517},
document_type={Article},
} 

@ARTICLE{
author={Dudukovic Aleksandar P,Nikacevic Nikola M,Pjanovic Rada V,Kuzeljevic Zeljko V},
year={2005},
title={Exchange between the stagnant and flowing zone in gas-flowing solids-fixed bed contactors},
journal={JOURNAL OF THE SERBIAN CHEMICAL SOCIETY},
volume={70},
number={1},
pages={137-144},
document_type={Article},
} 

@ARTICLE{
author={Dudukovic Aleksandar P,Nikacevic Nikola M,Kuzeljevic Zeljko V},
year={2004},
title={Modeling and predictions of solids dynamic holdup in gas-flowing solids-fixed bed contactors},
journal={INDUSTRIAL & ENGINEERING CHEMISTRY RESEARCH},
volume={43},
number={23},
pages={7445-7448},
document_type={Article},
} 

@ARTICLE{
author={Nikacevic Nikola M,Dudukovic Aleksandar P,Predojevic Zlatica J},
year={2004},
title={Dynamic holdup in a countercurrent gas - flowing solids - packed bed contactors},
journal={JOURNAL OF THE SERBIAN CHEMICAL SOCIETY},
volume={69},
number={1},
pages={77-84},
document_type={Article},
} 

@ARTICLE{
author={Dudukovic Aleksandar P,Nikacevic Nikola M,Petrovic Dragan Lj,Predojevic Zlatica J},
year={2003},
title={Solids holdup and pressure drop in gas-flowing solids-fixed bed contactors},
journal={INDUSTRIAL & ENGINEERING CHEMISTRY RESEARCH},
volume={42},
number={12},
pages={2530-2535},
document_type={Article},
} 

@ARTICLE{
author={Kaludjerovic Tatjana S,Dudukovic Aleksandar P,Raicevic Slavica D},
year={2002},
title={Selection of natural materials for In situ remediation and prevention of environment contamination by lead},
journal={PROTECTION AND RESTORATION OF THE ENVIRONMENT VI, VOLS I - III, PROCEEDINGS},
volume={},
number={},
pages={483-488},
document_type={Proceedings Paper},
} 

@ARTICLE{
author={Predojevic Zlatica J,Petrovic Dragan Lj,Dudukovic Aleksandar P},
year={2001},
title={Pressure drop in a countercurrent gas-flowing solids-packed bed contactor},
journal={INDUSTRIAL & ENGINEERING CHEMISTRY RESEARCH},
volume={40},
number={25},
pages={6039-6043},
document_type={Article},
}