author={F.W. Fikkert and H. van der Kooij and Z.M. Ruttkay and H. van Welbergen},
 	title={Measuring Behavior using Motion Capture},
 	booktitle={Proceedings of Measuring Behavior 2008, 6th International Conference on Methods and Techniques in Behavioral Research},
 	editor={A.J. Spink and M.R. Ballintijn and N.D. Bogers and F. Grieco and L.W.S. Loijens and L.P.J.J. Noldus and G. Smit and P.H. Zimmerman},
 	address={Maastricht, The Netherlands},