@inproceedings{
author={Str\&\#229\&\#229t Bj\&\#246rn and Warpefelt Henrik},
year={2015},
publisher={Digital Games Research Association},
title={Applying the Two-Factor-Theory to the PLAY Heuristics},
isbn={ISSN 2342-9666},
booktitle={DiGRA \&\#3915 - Proceedings of the 2015 DiGRA International Conference},
month={May},
url={http://www.digra.org/wp-content/uploads/digital-library/209_StraatWarpefelt_Applying-the-Two-Factor-Theory-to-the-PLAY-Heuristics.pdf}
}