A hard X-ray view of giga-hertz peaked spectrum radio galaxiesM. Guainazzi, A. Siemiginowska, C. Stanghellini, P. Grandi, E. Piconcelli and C. Azubike UgwokeA&A, 446 1 (2006) 87-96DOI: https://doi.org/10.1051/0004-6361:20053374