First 3 mm-VLBI imaging of the two-sided jet in Cygnus A - Zooming into the launching regionB. Boccardi, T. P. Krichbaum, U. Bach, M. Bremer and J. A. ZensusA&A, 588 (2016) L9DOI: https://doi.org/10.1051/0004-6361/201628412
