Ion Composition and Upstream Solar Wind Observations at comet Giacobini-Zinner (JGR 92(A1) 1987) Coplan, M. A. ; Ogilvie, K. W. ; A'Hearn, M. F. ; Bochsler, P. ; Geiss, J. Abstract Publication: Comet Encounters Pub Date: 1998 Bibcode: 1998coen.book....5C