APEX CO(3–2) observations of NGC 6822 S. De Rijcke, P. Buyle, J. Cannon, F. Walter, A. Lundgren, D. Michielsen and H. Dejonghe A&A, 454 2 (2006) L111-L114 Published online: 11 July 2006 DOI: 10.1051/0004-6361:20065411