%0 Journal Article %T This computer responds to user frustration: Theory, design, and results %A Klein,, J. %A Moon,, Y. %A Picard,, R.W. %J Interacting with Computers %V 14 %N 2 %P 119-140 %@ 0953-5438 %D 2002-02-01 %I elsevier %~ DeepDyve