Clementi، E.؛ Raimondi, D. L.؛ Reinhardt, W. P. (1967). "Atomic Screening Constants from SCF Functions. II. Atoms with 37 to 86 Electrons". Journal of Chemical Physics. ج. 47: 1300–1307. Bibcode:1967JChPh..47.1300C. DOI:10.1063/1.1712084.
Clementi، E.؛ Raimondi, D. L.؛ Reinhardt, W. P. (1967). "Atomic Screening Constants from SCF Functions. II. Atoms with 37 to 86 Electrons". Journal of Chemical Physics. ج. 47: 1300–1307. Bibcode:1967JChPh..47.1300C. DOI:10.1063/1.1712084.