TY - BOOK ID - 137780545 TI - Reconfigurable wideband circularly polarized stacked square patch antenna for cognitive radios AU - Kortright, Miguel A. Barbosa AU - Waldstein, Seth W. AU - Simons, Rainee AU - NASA Glenn Research Center PY - 2017 PB - Cleveland, Ohio : National Aeronautics and Space Administration, Glenn Research Center, DB - UniCat UR - https://www.unicat.be/uniCat?func=search&query=sysid:137780545 AB - ER -