@ARTICLE{
author={Vujko Aleksandra Dj,Plavsa Jovan,Petrovic Marko DO,Radovanovic Milan M,Gajic Tamara M},
year={2017},
title={Modelling of carrying capacity in National Park - Fruska Gora (Serbia) case study},
journal={OPEN GEOSCIENCES},
volume={9},
number={1},
pages={61-72},
document_type={Article},
} 

@ARTICLE{
author={Vujko Aleksandra Dj,Plavsa Jovan},
year={2014},
title={Evaluation of Fruska Gora National Park (Serbia) for Sport and Recreational Tourism},
journal={ACTA GEOGRAPHICA SLOVENICA-GEOGRAFSKI ZBORNIK},
volume={54},
number={2},
pages={321-334},
document_type={Article},
}