IEEE Transactions on Antennas and Propagation
IEEE Transactions on Antennas and Propagation > 2008 > 56 > 7 > 2107 - 2111
IEEE Transactions on Antennas and Propagation > 2009 > 57 > 3 > 786 - 789
IEEE Transactions on Antennas and Propagation > 2009 > 57 > 12 > 3728 - 3735
IEEE Transactions on Antennas and Propagation > 2010 > 58 > 8 > 2742 - 2747
IEEE Transactions on Antennas and Propagation > 2011 > 59 > 4 > 1385 - 1389