Influence of random potential fluctuations on the interwell radiative recombination in biased double quantum wellV. B. Timofeev, A. I. Filin, A. V. Larionov, J. Zeman, G. Martinez, J. M. Hvam, D. Birkedal and C. B. SørensenEurophys. Lett., 41 5 (1998) 535-540DOI: https://doi.org/10.1209/epl/i1998-00187-x