The millimeter and sub-millimeter rotational spectrum of triple C-substituted ethyl cyanide A. O. Pienkina, L. Margulès, R. A. Motiyenko, H. S. P. Müller and J.-C. Guillemin A&A, 601 (2017) A2 Published online: 19 April 2017 DOI: 10.1051/0004-6361/201630231