Exciton states in GaAs/AlGaAs Bragg confining structures studied by resonant Raman scattering M. ZAHLER, E. COHEN, J. SALZMAN, E. LINDER et L.N. PFEIFFER Le Journal de Physique IV, 03 C5 (1993) C5-343-C5-346 DOI: 10.1051/jp4:1993571