@TECHREPORT{Laarvande21469:2011,
 author={B.L.A. van de Laar and D. Plass-Oude Bos and B. Reuderink and M. Poel and A. Nijholt},
 title={How much control is enough? Optimizing fun with unreliable input},
 year=2011,
 type={Technical Report},
 number={TR-CTIT-11-25},
 address={Enschede},
 note={publisher=Centre for Telematics and Information Technology University of Twente},
}
\footnote{This Unique BiBTeX-key-identifier is generated, because the author did not insert a value into the database}