Chatschik Bisdikian Stefan Hild Nathan Lee Veronique Perret Mahmoud Naghshineh Quests in a tetherless world. 449-464 2002 2 Wireless Communications and Mobile Computing 5 http://dx.doi.org/10.1002/wcm.70 db/journals/wicomm/wicomm2.html#BisdikianHLPN02