Callender, C. L., Hackett, P. A., & Rayner, D. M. (1988). First-ionization potential of ruthenium, rhodium, and palladium by double-resonance ionization spectroscopy. Journal of the Optical Society of America. B, Optical Physics, 5, 614. https://doi.org/10.1364/JOSAB.5.000614
Chicago Style (17th ed.) CitationCallender, C. L., P. A. Hackett, and D. M. Rayner. "First-ionization Potential of Ruthenium, Rhodium, and Palladium by Double-resonance Ionization Spectroscopy." Journal of the Optical Society of America. B, Optical Physics 5 (1988): 614. https://doi.org/10.1364/JOSAB.5.000614.
MLA (9th ed.) CitationCallender, C. L., et al. "First-ionization Potential of Ruthenium, Rhodium, and Palladium by Double-resonance Ionization Spectroscopy." Journal of the Optical Society of America. B, Optical Physics, vol. 5, 1988, p. 614, https://doi.org/10.1364/JOSAB.5.000614.