The influence of radio-extended structures on offsets between the optical and VLBI positions of sources in the ICRF2J. I. B. Camargo, A. H. Andrei, M. Assafin, R. Vieira-Martins and D. N. da Silva NetoA&A, 532 (2011) A115DOI: https://doi.org/10.1051/0004-6361/201016201
