Paul Castro Patrick Chiu Ted Kremenek Richard R. Muntz A Probabilistic Room Location Service for Wireless Networked Environments. 18-34 2001 conf/huc/2001 Ubicomp http://link.springer.de/link/service/series/0558/bibs/2201/22010018.htm db/conf/huc/ubicomp2001.html#CastroCKM01