@ARTICLE{
author={Blagojevic Aleksandar,Stevic Zeljko,Marinkovic Dragan Z,Kasalica Sandra,Rajilic Snjezana},
year={2020},
title={A Novel Entropy-Fuzzy PIPRECIA-DEA Model for Safety Evaluation of Railway Traffic},
journal={SYMMETRY-BASEL},
volume={12},
number={9},
pages={-},
document_type={Article},
} 

@ARTICLE{
author={Veskovic Slavko,Stevic Zeljko,Karabasevic Darjan,Rajilic Snjezana,Milinkovic Sanjin,Stojic Gordan S},
year={2020},
title={A New Integrated Fuzzy Approach to Selecting the Best Solution for Business Balance of Passenger Rail Operator: Fuzzy PIPRECIA-Fuzzy EDAS Model},
journal={SYMMETRY-BASEL},
volume={12},
number={5},
pages={-},
document_type={Article},
}