00522nam a2200169Ia 4500003000900000008004100009040001600050080001900066100001700085245009600102260004800198300001600246650004100262650001500303650001800318650001600336IN-BaIIA211028s9999    xx            000 0 eng d  cIIA Library  a551.510.5bBUD  aBudden, K. G 0aRadio waves in the ionospherecK. G. Budden                                                  aCambridgebCambridge University Pressc1961  axxiv, 542p.  aAstronomy and astrophysics thesaurus  aIonosphere  aMagnetosphere  aRadio waves