Department of Electrical and Computer Engineering, The University of Texas at Austin, 78712, USA

Monticone, F. ; Alu, A. ; Li, X. Department of Electrical and Computer Engineering, The University of Texas at Austin, 78712, USA. In Antennas and Propagation Society International Symposium (APSURSI), 2013 IEEE; IEEE; pp. 492–493. Copy at http://www.tinyurl.com/2becbq59