The effect of the ionosphere on communication, navigation and surveillance systems  2 volumes 

 - Washington, D. C.  Naval Research Laboratory  1987 
 - 724p.  figs; refs; tables 
<br/><br/><label>ISBN: </label>1125529334 
<br/><br/><label>Subjects--Topical Terms: </label><br/>IonosphereIonosphere On CommunicationIonosphere On NavigationProceedings
<br/><br/><label>Universal Decimal Class. No.: </label>551.510.535.4(063)  / NAV