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PROPAGATION CHARACTERISTICS OF ELECTROMAGNETIC WAVES IN THE MAGNETOSPHERE.JONES D; GRARD RJL.1976; ASTROPHYS. SPACE SCI. LIBRARY; NETHERL.; DA. 1976; VOL. 57; PP. 293-302; BIBL. 11 REF.; (SCI. SATELL. PROGRAMME INT. MAGNETOSPHERIC STUDY. PROC. ESLAB SYMP. 10.; VIENNA; 1975)Conference Paper