00518nam a2200169Ia 4500003000900000008004100009040001600050080001900066100001900085245012500104260003000229300000900259650001200268650004100280650001100321650001600332IN-BaIIA211028s9999    xx            000 0 eng d  cIIA Library  a551.594.5bCHA  aChapman, J. H. 0aRadio observation of the Aurora, USRI special report no.6c J. H. Chapman                                                 aAmsterdambElsevierc1961  a60p.  aAirglow  aAstronomy and Astrophysics Thesaurus  aAurora  aClimatology