Three-dimensional interferometric, spectrometric, and planetary views of Procyon A. Chiavassa, L. Bigot, P. Kervella, A. Matter, B. Lopez, R. Collet, Z. Magic and M. Asplund A&A, 540 (2012) A5 Published online: 13 March 2012 DOI: 10.1051/0004-6361/201118652