@article{najdenov2014veo:,
  title={VEO: an Ontology for CO 2 Emissions from Vehicles}
  author={Najdenov, Bojan and Jovanovik, Milos and Trajanov, Dimitar}
  journal={ICT Innovations 2014, Web Proceedings ISSN 1857-7288}
  pages={269--278}
  year={2014}
}