@mastersthesis{TUW-111647, author = {Recas de Buen, Elena}, title = {TEST BED DESIGN FOR INTERACTIVE VIDEO CONFERENCE SERVICES}, school = {Institut f{\"u}r Nachrichtentechnik und Hochfrequenztechnik}, year = {2007}, url = {http://publik.tuwien.ac.at/files/pub-et_12623.pdf} }