@ARTICLE{
author={Ilic Milena P,Rankovic Marko,Dobrilovic Milutin M,Bucea-Manea-Tonis Rocsana,Mihoreanu Larisa,Gheta Madalina Ionela,Simion Violeta-Elena},
year={2022},
title={Challenging Novelties within the Circular Economy Concept under the Digital Transformation of Society},
journal={SUSTAINABILITY},
volume={14},
number={2},
pages={-},
document_type={Article},
} 

@ARTICLE{
author={Kuleto Valentin,Ilic Milena P,Popovic-Sevic Nevenka,Rankovic Marko,Stojakovic Dusan,Dobrilovic Milutin M},
year={2021},
title={Factors Affecting the Efficiency of Teaching Process in Higher Education in the Republic of Serbia during COVID-19},
journal={SUSTAINABILITY},
volume={13},
number={23},
pages={-},
document_type={Article},
}