K. Tominaga, M. Hosoda, and T. Watanabe, "Self-electro-optic effect device using Wannier-Stark localization in an unstrained InGaAs/InAlAs superlattice grown on GaAs substrate,"
in Conference on Lasers and Electro-Optics, T. Baer, A. Smirl, J. Bowers, and D. Miller, eds.,
Vol. 8 of OSA Technical Digest
(Optical Society of America, 1994), paper CTuN6.