Herschel/HIFI observations of ionised carbon in the β Pictoris debris disk G. Cataldi, A. Brandeker, G. Olofsson, B. Larsson, R. Liseau, J. Blommaert, M. Fridlund, R. Ivison, E. Pantin, B. Sibthorpe et al. (2 more) A&A, 563 (2014) A66 Published online: 12 March 2014 DOI: 10.1051/0004-6361/201323126