00756nam a2200217Ia 4500 IN-BaIIA 211028s9999 xx 000 0 eng d IIA Library 523.64:521.9 YEO Workshop on Cometary Astrometry Germany 1984 June 18-19 28056 Cometary astrometry proceedings of a workshop held in Garching, Germany, June 18-19 1984 edited by D. K. Yeomans Paris International Halley Watch 1984 v, 220p. Comet Halley 4021 Cometary Astronomy 28057 Data Report 28058 Data Schedule 28059 Nature of Comets 28060 Yeomans, D K., ed. 28061 BK 15236 15236 0 0 0 0 BAN KAV GEN 2003-07-17 0 523.64:521.9/ YEO 16158 2021-11-05 2003-07-17 BK