U. Fano

Rev. Mod. Phys. 55, 855 (1983) - Published 1 October, 1983

Daniel M. Greenberger

Rev. Mod. Phys. 55, 875 (1983) - Published 1 October, 1983

Bernd Eberhard Fischer and Reimar Spohr

Rev. Mod. Phys. 55, 907 (1983) - Published 1 October, 1983

M. J. A. de Voigt, J. Dudek, and Z. Szymański

Rev. Mod. Phys. 55, 949 (1983) - Published 1 October, 1983