Gao, Steven. <br/><br/>
Circularly polarized antennas / 
Steven (Shichang) Gao, Qi Luo and Fuguo Zhu. 
 - United Kingdom :  John Wiley and Sons,  2014. 
 - xiv, 307 pages :  illustrations ;  25 cm. 
<br/><br/> Includes bibliographical references and index. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Antenna radiation patterns.<br/>Polarized beams (Nuclear physics)<br/>Spiral antennas.<br/>Transmitting antennas.