C. C. J. Roothaan
Rev. Mod. Phys. 23, 69 (1951) - Published 1 April, 1951
Harald H. Nielsen
Rev. Mod. Phys. 23, 90 (1951) - Published 1 April, 1951
R. E. Marshak
Rev. Mod. Phys. 23, 137 (1951) - Published 1 April, 1951
I. Bloch, M. H. Hull, Jr., A. A. Broyles, W. G. Bouricius, B. E. Freeman, and G. Breit
Rev. Mod. Phys. 23, 147 (1951) - Published 1 April, 1951