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Jürgen Trouvain. Spread lips + raised larynx + higher F0 = smiled speech? : an articulatory synthesis approach. In Proceedings of ISSP 2008, 8th International Seminar on Speech Production : December 8th to 12th 2008, Strasbourg, France. - Strasbourg, 2008, S. 345-348, 0. google Note: WB.
