1 R.L. Greene, and J.. Cooper, Journal of Quantitative Spectroscopy and Radiative Transfer 15, (1975).
1 R.L. Greene, and J.. Cooper, Journal of Quantitative Spectroscopy and Radiative Transfer 15, (1975).
1 R.L. Greene, and J.. Cooper, Journal of Quantitative Spectroscopy and Radiative Transfer 15, (1975).
1 J.. Cooper, E.W. Smith, and C.R. Vidal, Journal of Physics B: Atomic and Molecular Physics 7, (1974).