===== First Extragalactic Detection of CH3CN ===== R. Mauersberger, C. Henkel, C. M. Walmsley, L. J. Sage, and T. Wiklind, T.\\ **[[https://ui.adsabs.harvard.edu/abs/1991A%26A...247..307M|Dense gas in nearby galaxies. V - Multilevel studies of CH3CCH and CH3CN]]**,\\ //Astron. Astrophys.// **247**, 307-314 (1991). Source(s): NGC253\\ Facility: IRAM 30m ---- Contributor(s): S. Thorwirth; 09/2005 ----