Cometary exploration II proceedings of the international conference on cometary exploration, held in Budapest, Hungary, 15-19 Nov 1982 - International Conference on Cometary Exploration Budapest, Hungary 1982 Nov. 15-19; Gombosi, Tamas I., ed. (Hungary Hungarian Academy of Sciences, 1982)
Keywords: Astronomy and astrophysics thesaurus; Comets; Periodic comets