N. H. Magee, Jr., J. Abdallah, Jr., R. E. H. Clark, et al., "Atomic Structure Calculations and New Los Alamos Astrophysical Opacities", Astronomical Society of the Pacific Conference Series (Astrophysical Applications of Powerful New Databases, S. J. Adelman and W. L. Wiese eds.) 78, 51 (1995).
TOPS: A Multigroup Opacity Code; Los Alamos Report LA-10454, by Joseph Abdallah, Jr. and Robert E. H. Clark.