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author={Slavkovic Goran M,Budimir Stevan J,Rakonjac Ivan M,Jaric Marko S,Budimir Nikola J},
year={2014},
title={Techno-Economic Analysis of Heat Exchangers with Parallel Helical Tube Coils},
journal={TEHNICKI VJESNIK-TECHNICAL GAZETTE},
volume={21},
number={4},
pages={861-866},
document_type={Article},
} 

@ARTICLE{
author={Ninkovic Dejan P,Sedmak Aleksandar S,Kirin Snezana D,Rakonjac Ivan M,Misita Mirjana Z},
year={2012},
title={Information-communication and documentation flow within R&D function model},
journal={TECHNICS TECHNOLOGIES EDUCATION MANAGEMENT-TTEM},
volume={7},
number={1},
pages={137-146},
document_type={Article},
} 

@ARTICLE{
author={Rakonjac Ivan M,Rakonjac Ivana M,Kirin Snezana D,Spasojevic-Brkic Vesna K,Sedmak Aleksandar S},
year={2011},
title={Risk Analysis by Key-coefficient Assessment - Public Lighting Project Example},
journal={TECHNICS TECHNOLOGIES EDUCATION MANAGEMENT-TTEM},
volume={6},
number={4},
pages={1016-1023},
document_type={Article},
}