VLBA polarimetric observations of the CSS quasar 3C 147A. Rossetti, F. Mantovani, D. Dallacasa, W. Junor, C. J. Salter and D. J. SaikiaA&A, 504 3 (2009) 741-749DOI: https://doi.org/10.1051/0004-6361/200811190