ATOMIC STRUCTURE OF INTERFACES IN GaAs/Ga1-xAlxAs SUPERLATTICES J.Y. LAVAL, C. DELAMARRE, A. DUBON, G. SCHIFFMACHER, G. TESTE de SAGEY, B. GUENAIS and A. REGRENY J. Phys. Colloques, 48 C5 (1987) C5-97-C5-100 DOI: 10.1051/jphyscol:1987516