Braun, Gerhard, <br/><br/>
Planning and Engineering of Shortwaves Links / 
Gerhard Braun. 
 - Berlin :  Siemens,  1981. 
 - 329 p. :  ill. ;  21 cm. 
<br/><br/>Introduction (Page-11), Fundamentals (Page-15), Technical Condition for Software Links (Page-78), Calculation of Shortwave Paths for Sky-Wave Propagation (Page-124), Calculation of Shortwave Paths for Ground Wave Propagation (Page-253), Shortwave Antennas (Page-283).  
<br/><br/><label>ISBN: </label>3800913216 
<br/><br/><label>LCCN: </label>81158353 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Shortwave radio.
<br/><br/><label>Dewey Class. No.: </label>621.384151,BRA