@inbook{Khwaja_2019,
title={Adding Images to Psychometric Questionnaires to Improve User Engagement},
ISBN={9783030293901},
ISSN={1611-3349},
url={http://dx.doi.org/10.1007/978-3-030-29390-1_49},
DOI={10.1007/978-3-030-29390-1_49},
booktitle={Human-Computer Interaction – INTERACT 2019},
publisher={Springer International Publishing},
author={Khwaja,
Mohammed and Shepherd,
Sarah},
year={2019},
pages={621–625} }