International Journal of Human-Computer Studies
International Journal of Human - Computer Studies > 2010 > 68 > 8 > 472-482
International Journal of Human - Computer Studies > 2010 > 68 > 8 > 525-547
International Journal of Human - Computer Studies > 2010 > 68 > 8 > 472-482
International Journal of Human - Computer Studies > 2010 > 68 > 8 > 525-547