The need for coordinated ground-based observations of Halley's comet proceedings of the ESO workshop Paris, France, 29-30 April 1982 European Southern Observatory Workshop on the Need for Coordinated Ground-Based Observations of Halley's Comet France 1982 Apr. 29-30 creator Festou, M., ed. Kjar, K., ed. Veron, P., ed,.  European Southern Observatory text xx FRG European Southern Observatory 1982 9999 monographic eng
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xii, 309p. edited by P. Veron, Festou M. and Kjar K. Astronomy and astrophysics thesaurus Comet Halley 523.64(063) THE 3-923524-14-5 211028