Peter Schramm Edwin Naroska Peter Resch Jörg Platte Holger Linde Guido Stromberg Thomas F. Sturm 66-74 2004 3 IEEE Pervasive Comput. 1 https://doi.org/10.1109/MPRV.2004.1269133 http://doi.ieeecomputersociety.org/10.1109/MPRV.2004.1269133 db/journals/pervasive/pervasive3.html#SchrammNRPLSS04