Advances in global/regional descriptions of ionospheric parameters : proceedings of URSI/COSPAR symposium held in Athens, Greece, 1-4 October 1991 /
Rawer, K.(Karl),1913-
Piggott, W. R.
Paul, A. K.
COSPAR.cn
International Union of Radio Science.
Oxford ; New York : published for the Committee on Space Research by Pergamon Press,
c1992.
Includes bibliographical references.
Ionosphere