Joseph Price Gary B. Wills Itiel E. Dror Tom J. Cherrett Sarah Maynard 727-729 2008 ICALT https://doi.org/10.1109/ICALT.2008.245 https://doi.ieeecomputersociety.org/10.1109/ICALT.2008.245 conf/icalt/2008 db/conf/icalt/icalt2008.html#PriceWDCM08