Adrian Friday Nigel Davies Nat Wallbank Elaine Catterall Stephen Pink Supporting Service Discovery, Querying and Interaction in Ubiquitous Computing Environments. 631-641 2004 10 Wireless Networks 6 http://dx.doi.org/10.1023/B:WINE.0000044024.54833.cb db/journals/winet/winet10.html#FridayDWCP04