An efficient method for calculating effective core potential integrals which involve projection operators
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Full Citation
C.-K. Skylaris, L. Gagliardi, N.C. Handy, A.G. Ioannou, S. Spencer, A. Willetts, and A.M. Simper, An efficient method for calculating effective core potential integrals which involve projection operators, Chem. Phys. Lett., 1998, 296, 445–451. DOI: 10.1016/S0009-2614(98)01077-X