Konferenzbeitrag
Crovisier, J.; Leech, K.; Bockelée-Morvan, D.; Lellouch, E.; Brooke, T. Y.; Hanner, M. S.; Altieri, B.; Keller, H. U.; Lim, T.: The spectrum of comet Hale-Bopp as seen by ISO. In: Proc. Conf. ``The Universe as seen by ISO'', Paris, France, 20-23 October 1998, S. 137 - 140 (Hg. Cox, P.; Kessler, M. F.). ESA Publ. Div., Noordwijk (1999)