Measurements of the power spectrum and dispersion relation of self-excited dust acoustic wavesV. Nosenko, S. K. Zhdanov, S.-H. Kim, J. Heinrich, R. L. Merlino and G. E. MorfillEPL, 88 6 (2009) 65001DOI: https://doi.org/10.1209/0295-5075/88/65001