@ARTICLE{
author={Siadaty Melody,Gasevic Dragan,Jovanovic Jelena M,Pata Kai,Milikic Nikola M,Holocher-Ertl Teresa,Jeremic Zoran,Ali Liaqat,Giljanovic Aleksandar,Hatala Marek},
year={2012},
title={Self-regulated Workplace Learning: A Pedagogical Framework and Semantic Web-based Environment},
journal={EDUCATIONAL TECHNOLOGY & SOCIETY},
volume={15},
number={4},
pages={75-88},
document_type={Article},
} 

@ARTICLE{
author={Hatala Marek,Gasevic Dragan,Siadaty Melody,Jovanovic Jelena M,Torniai Carlo},
year={2012},
title={Ontology Extraction Tools: An Empirical Study with Educators},
journal={IEEE TRANSACTIONS ON LEARNING TECHNOLOGIES},
volume={5},
number={3},
pages={275-289},
document_type={Article},
}