?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.au=Knapp%2C+R.+Benjamin&rft.aulast=Knapp&rft.aufirst=R.+Benjamin&rft.date=September+2009&rft.title=Measurement+of+Motion+and+Emotion+during+Musical+Performance+&rft.genre=proceeding