Mauro De Sanctis Marco Monti Marina Ruggieri Ramjee Prasad A collaborative coexistence mechanism for IEEE 802.15.3 and 802.15.4 WPANs. 395-399 2009 PIMRC http://dx.doi.org/10.1109/PIMRC.2009.5449885 conf/pimrc/2009 db/conf/pimrc/pimrc2009.html#SanctisMRP09