Anton Batliner, Stefan Steidl, Björn Schuller, Dino Seppi, Thurid Vogt, Johannes Wagner, Laurence Devillers, Laurence Vidrascu, Vered Aharonson, Loic Kessous, Noam Amir,
Whodunnit – Searching for the most important feature types signalling emotion-related user states in speech Computer Speech & Language. ,vol. 25, pp. 4- 28 ,(2011) ,
10.1016/J.CSL.2009.12.003