The 5d96p-5d9(6d + 7s) transitions in the isoelectronic sequence Au II-Bi VI J.-F. Wyart, A. J. J. Raassen, Y. N. Joshi and P. H. M. Uylings J. Phys. II France, 2 4 (1992) 895-912 DOI: 10.1051/jp2:1992174