B. Stiller, K. Farkas, F. Hecht, G. Machado, A. Vancea, M. Waldburger (Edts.): Communication Systems V; IfI, IFI Technical Report, IFI 2012.06, Zurich, Switzerland, August 2012, URL: http://www.csg.uzh.ch/teaching/fs12/comsys/extern/IFI-2012.06.pdf.