TY  - BOOK
AU  - Yeomans,Donald K.
ED  - European Southern Observatory
ED  - International Halley Watch
TI  - Cometary Astrometry: Proceedings of a Workshop Held June 18-19, 1984, at the European Southern Observatory Headquarters in Garching, Federal Republic of Germany
T2  - JPL publication
PY  - 1984///
PB  - NASA, JPL, California Institute of Technology
ER  -