@ARTICLE{
author={Stevanovic Obrad,Kekic Dalibor,Konya Valentin,Milenkovic Milos},
year={2016},
title={The Use of Linear Programming for Determining Number of Fire-Fighters on Shifts in Case of Special Events},
journal={Acta Polytechnica Hungarica},
volume={13},
number={5},
pages={155-167},
document_type={Article},
} 

@ARTICLE{
author={Konya Valentin,Matic Dejan,Pavlovic Jasmina},
year={2016},
title={The Influence of Demographics, Job Characteristics and Characteristics of Organizations on Employee Commitment},
journal={ACTA POLYTECHNICA HUNGARICA},
volume={13},
number={3},
pages={119-138},
document_type={Article},
}