@inproceedings{luong2019studying,
  title={Studying the mental effort in virtual versus real environments},
  author={Luong, Tiffany and Martin, Nicolas and Argelaguet, Ferran and L{\'e}cuyer, Anatole},
  booktitle={2019 IEEE Conference on Virtual Reality and 3D User Interfaces (VR)},
  pages={809--816},
  year={2019},
  organization={IEEE}
}