The changing milliarcsecond radio morphology of the gamma-ray binary LS 5039 M. Ribó, J. M. Paredes, J. Moldón, J. Martí and M. Massi A&A, 481 1 (2008) 17-20 Published online: 25 January 2008 DOI: 10.1051/0004-6361:20078390