Molecular and ionized gas in the tidal tail in Stephan's Quintet U. Lisenfeld, J. Braine, P.-A. Duc, E. Brinks, V. Charmandaris and S. Leon A&A, 426 2 (2004) 471-479 Published online: 11 October 2004 DOI: 10.1051/0004-6361:20041330