VLBI observations of nineteen GHz-peaked-spectrum radio sources at 1.6 GHz X. Liu, L. Cui, W.-F. Luo, W.-Z. Shi and H.-G. Song A&A, 470 1 (2007) 97-104 Published online: 16 May 2007 DOI: 10.1051/0004-6361:20077265