Netherlands Foundation for Research in Astronomy at Dwingeloo, The Netherlands
Richard G. Strom & R. T. Schilizzi
Armagh Observatory, Armagh
J. G. Doyle
Astronomical Institute at Utrecht, The Netherlands
A. G. Hearn
College of Aeronautics, Cranfield Institute of Technology at Cranfield, UK
Michael J. Rycroft
Astronomical Institute at Utrecht, The Netherlands
G. H. J. van den Oord
Institute of Meteorology and Oceanography at Utrecht, The Netherlands
J. Oerlemans
Laboratory for Space Research at Utrecht, The Netherlands
A. Schader
Astrophysical Institute of the Free University at Brussels, Belgium
J. P. de Greve
Institute T.E.S.R.E.-C.N.R. at Bologna, Italy
N. Mandolesi
Observatoire de Paris at Meudon, France
P. Démoulin
Astronomical Institute at Utrecht, The Netherlands
Frank Verbunt
Laboratory for Space Research at Utrecht, The Netherlands
Cornelis de Jager
Free University, Amsterdam, The Netherlands
J. W. Hovenier
Delft University of Technology, The Netherlands
K. F. Wakker
National Astronomical Observatory at Tokyo, Japan
T. Sakurai
Indian Institute of Astrophysics at Bangalore, India
Harish C. Bhatt
Department of Earth Science, Shiga University, Japan
T. Tsubaki
Astronomical Observatory, Ondrejov, Czechoslovakia
J. Kleczek
Ondrejov Observatory, Czechoslovakia
J. Kleczek
Astronomical Institute at Bratislava, Czechoslovakia
Ľ. Kresák