K. L. J. Rygl (1), A. Brunthaler (1), K. M. Menten (1), M. J. Reid (2), H. J. van Langevelde (3,4) ((1) Max-Planck-Institut fuer Radioastronomie, (2) Harvard-Smithsonian Center for Astrophysics, (3) Joint Institute for VLBI in Europe, (4) Sterrewacht Leiden, Leiden University)
arXiv.org - Astrophysics - Volume: 2008, Issue: 4 Dec