HIGH QUALITY SELECTIVE CONTACTS TO n-i-p-i DOPING SUPERLATTICES G. HASNAIN, C. J. CHANG-HASNAIN, G. H. DÖHLER, N. M. JOHNSON, D. MARS, J. N. MILLER et J. WHINNERYJ. Phys. Colloques, 48 C5 (1987) C5-605-C5-609DOI: https://doi.org/10.1051/jphyscol:19875130