@article{Poppe_2007,
title={Accuracy of Head Orientation Perception in Triadic Situations: Experiment in a Virtual Environment},
volume={36},
ISSN={1468-4233},
url={http://dx.doi.org/10.1068/p5753},
DOI={10.1068/p5753},
number={7},
journal={Perception},
publisher={SAGE Publications},
author={Poppe,
Ronald and Rienks,
Rutger and Heylen,
Dirk},
year={2007},
month=jul,
pages={971–979} }