1. E. Clementi, IBM J. Res. and Dev., 9, 2 (1965)
2. E. Clementi, C. Roetti, Atomic Data and Nuclear Data Tables, 14, 177 (1974).
3. IBM J. Res. and Dev. Supplement, “Tables of Atomic Functions”, 9, 2 (1965)
4. A.D. McLean, M. Yoshimine, IBM J. Res. and Dev. Supplement, “Tables of Linear Molecule Wave Functions”, 11, 15 (1967).
5. See for example E. Clementi, W. von Niessen, J. Chem. Phys., 54, 521 (1971)