Main Astronomical Observatory, Academy of Sciences of the, Ukrainian SSR, Kiev
E. A. Gurtovenko & R. I. Kostik
Astronomical Institute at Ondřejov, Kiev
Tlamicha A.
Ruhr University, Bochum, Kiev
R. Zerull
Laboratory for Space research, Utrecht
Aert Schadee
Charles University, Prague
A. Mészáros
Tel Aviv University, Kiev
Y. Néeman
University of Bochum, Bochum, Kiev
R. H. Giese
Royal Greenwish Observatory, Kiev
A. T. Sinclair
Ondrejov Observatory, Ondrejov, Kiev
J. Kleczek
Wien, Austria
E. A. Trendelenburg
Max-Planck-Institut für Astrophysik, Garching
Wolfgang Hillebrandt
Astronomical Institute, Ondrejov, Kiev
L. Sehnal
Houten, The Netherlands
W. de Graaff
Radio Observatory, Dwingeloo
C. Slottje
ESO Space Telescope, European Coordination Facility, ESO, Garching
T. Courvisier
Delft University of Technology, The Netherlands
H. F. van Beek
Fokker Space Division, Amsterdam
B. Baud
Laboratory for Space Research, Utrecht
C. de Jager
North Carolina State University, Raleigh
J. M. A. Danby
Lebedev Physical Institute, Moscow
B. V. Somov
Astronomical Observatory, Utrecht
J. Cassinelli
Max Planck Institut für Extraterrestrische Physik, München
F. Verbunt