Skycorr: A general tool for spectroscopic sky subtraction S. Noll, W. Kausch, S. Kimeswenger, M. Barden, A. M. Jones, A. Modigliani, C. Szyszka and J. Taylor A&A, 567 (2014) A25 Published online: 04 July 2014 DOI: 10.1051/0004-6361/201423908