Narrowing of Doppler spectral line shapes by correlated ion and electron temperature fluctuationsJ. Rosato, H. Capes, Y. Marandet, F. B. Rosmej, R. Stamm, L. Godbert-Mouret and M. KoubitiEPL, 84 4 (2008) 43002DOI: https://doi.org/10.1209/0295-5075/84/43002