The authors investigate the character of the electron and hole states in (001)-stacked (GaAs)m/(AlAs)n superlattices with m,n Physical Review B, 39 5165-74, 1989. Max-Planck Institut für Festkörperforschung; Postfach 80 06 65 D-70506 Stuttgart
Physical Review B, 39 5165-74, 1989.