Power-spectrum analysis of local geomagnetic disturbances and their relationship to cosmic-ray and aurora intensity H. MavromichalakiA. BelehakiY. Liritzis OriginalPaper Pages: 1 - 15
Spectrophotometric study of periodic Comet Halley (1982i) P. S. GorayaB. S. RautelaJ. S. Malhi OriginalPaper Pages: 17 - 27
Determination of the area and mass distribution of orbital debris fragments Gautam D. BadhwarPhillip D. Anz-Meador OriginalPaper Pages: 29 - 51
A model of the terrestrial ionosphere in the altitude interval 50–4000 km I. Atomic ions (H+, He+, N+, O+) W. Köhnlein OriginalPaper Pages: 53 - 100
