===== First Extragalactic Detection of SO2 ===== S. Martín, R. Mauersberger, J. Martín-Pintado, S. García-Burillo, and C. Henkel,\\ **[[https://ui.adsabs.harvard.edu/abs/2003A%26A...411L.465M|First detections of extragalactic SO2, NS and NO]]**,\\ //Astron. Astrophys.// **411**, L465-L468 (2003). Source(s): NGC253\\ Facility: IRAM 30m ---- Contributor(s): S. Thorwirth; 09/2005 ----