Hyperfine interaction of the 5d impurities in hexagonal Co G. Seewald, B. Hinfurtner, E. Zech, E. Hagn, A. Burchard, D. Forkel-Wirth, R. Eder and ISOLDE Collaboration Eur. Phys. J. B, 35 4 (2003) 449-463 Published online: 24 October 2003 DOI: 10.1140/epjb/e2003-00298-8