Konstantinos Ntagkounakis Panos Dallas Bayan S. Sharif Joint channel & polarization assignment for capacity enhancement in non line-of-sight fixed wireless networks. 3049-3053 2004 PIMRC http://dx.doi.org/10.1109/PIMRC.2004.1368880 conf/pimrc/2004 db/conf/pimrc/pimrc2004.html#NtagkounakisDS04