Tracing the sites of obscured star formation in the Antennae galaxies with Herschel-PACS U. Klaas, M. Nielbock, M. Haas, O. Krause and J. Schreiber A&A, 518 (2010) L44 Published online: 16 July 2010 DOI: 10.1051/0004-6361/201014670