@ARTICLE{
author={Aleksic Slavica,Celikovic Milan,Link Sebastian,Lukovic Ivan S,Mogin Pavle},
year={2010},
title={Faceoff: Surrogate vs. Natural Keys},
journal={ADVANCES IN DATABASES AND INFORMATION SYSTEMS},
volume={6295},
number={},
pages={543-546},
document_type={Proceedings Paper},
} 

@ARTICLE{
author={Lukovic Ivan S,Mogin Pavle,Pavicevic Jelena,Ristic Sonja M},
year={2007},
title={An approach to developing complex database schemas using form types},
journal={SOFTWARE-PRACTICE & EXPERIENCE},
volume={37},
number={15},
pages={1621-1656},
document_type={Article},
}