@ARTICLE{
author={Milutinovic Milos Z,Bojovic Zivko C,Labus Aleksandra B,Bogdanovic Zorica M,Despotovic-Zrakic Marijana S},
year={2016},
title={Ontology-based generated learning objects for mobile language learning},
journal={COMPUTER SCIENCE AND INFORMATION SYSTEMS},
volume={13},
number={2},
pages={493-514},
document_type={Article},
} 

@ARTICLE{
author={Milutinovic Milos Z,Labus Aleksandra B,Stojiljkovic Vukasin,Bogdanovic Zorica M,Despotovic-Zrakic Marijana S},
year={2015},
title={Designing a mobile language learning system based on lightweight learning objects},
journal={MULTIMEDIA TOOLS AND APPLICATIONS},
volume={74},
number={3},
pages={903-935},
document_type={Article},
}