1. Selection Rules in Atomic Shells;Judd,1971
2. Spectroscopic Coefficients for the pn, dn and fn Configurations;Nielson,1963
3. Tables of Two Particle Fractional Parentage Coefficients for the pN, dN and fN Configurations;Donlan,1970
4. Tables for the Calculation of Matrix Elements of Atomic Operators;Karazija,1967
5. W. T. Carnall, Matrix Elements of the Three-Electron Operators ti for the Atomic f shell from the Computer Program of Hannah Crosswhite, personal communication.