Observation of interfering Bloch wavesB. G. Briner, Ph. Hofmann, M. Doering, H.-P. Rust, E. W. Plummer and A. M. BradshawEurophys. Lett., 39 1 (1997) 67-72DOI: https://doi.org/10.1209/epl/i1997-00315-2