La Comète de Halley
Subtitle: cycle de conférences 1985-86 = De komeet van Halley : lezingencyclus, 1985-86.
Contributors: Planétarium national (Brussels, Belgium)
Publisher: Planétarium
Published: 1986
Place of publication: Bruxelles, Belgique
Language: fre
Number of pages: 184
Other titles: Komeet van Halley.