Effect of compensation of electron and hole scattering potentials on the optical band edge of heavily doped GaAs/'Al IND.x''Ga IND.1-x'As superlattices - Pusep, Yuri A; Guimarães, Francisco Eduardo Gontijo; Ribeiro, M. B.; Arakaki, Haroldo; Souza, Carlos Alberto de; Malzer, S.; Döhler, G. H. (Physical Review B, 2004)