Authors:
OWENS A
OOSTERBROEK T
ORR A
PARMAR AN
SCHULZ R
ANTONELLI LA
FIORE F
TOZZI GP
MACCARONE MC
PIRO L
Citation: A. Owens et al., BEPPOSAX LECS DETECTION OF COMET C 1995 O1(HALE-BOPP)/, Nuclear physics. B, Proceedings supplement, 69(1-3), 1999, pp. 735-738
Citation: Pd. Feldman et al., THE CO2 CO ABUNDANCE RATIO IN 1P/HALLEY AND SEVERAL OTHER COMETS OBSERVED BY IUE AND HST/, The Astrophysical journal, 475(2), 1997, pp. 829