Stefan Schmid Joe Finney Maomao Wu Adrian Friday Andrew Scott Doug Shepherd An Access Control Architecture for Metropolitan Area Wireless Networks. 29-37 2001 conf/idms/2001 IDMS http://link.springer.de/link/service/series/0558/bibs/2158/21580029.htm db/conf/idms/idms2001.html#SchmidFWFSS01