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First Extragalactic Detection of HCO
Some evidence for extragalactic HCO has been reported in
L. J. Sage and L. M. Ziurys,
Toward Extragalactic Chemistry: Detections of N<sub>2</sub>H<sup>+</sup> and SiO in Nearby Galaxies,
Astrophys. J. 447, 625-629 (1991).
Source(s): NGC253, M82
Facility: NRAO 12m
Contributor(s): S. Thorwirth; 09/2005