===== First Extragalactic Detection of HOC+ ===== A. Usero, S. García-Burillo, A. Fuente, J. Martín-Pintado, and N. J. Rodríguez-Fernandez,\\ **[[https://ui.adsabs.harvard.edu/abs/2004A%26A...419..897U|Molecular gas chemistry in AGN. I. The IRAM 30 m survey of NGC 1068]]**,\\ //Astron. Astrophys.// **419**, 897-912 (2004). Source(s): NGC1068\\ Facility: IRAM 30m ---- Contributor(s): S. Thorwirth, 07/2005 ----