Isotope shifts and hyperfine structure in the [Xe]4f75d 6s2 9DJ → [Xe]4f75d 6s 6p 9FJ+1 transitions of gadoliniumK. Blaum, B. A. Bushaw, S. Diel, Ch. Geppert, A. Kuschnick, P. Müller, W. Nörtershäuser, A. Schmitt and K. WendtEur. Phys. J. D, 11 1 (2000) 37-44DOI: https://doi.org/10.1007/s100530070103