1. Product sound as an important part of product design;Fog;Int Congr Acoust,2002
2. Psychoacoustics: facts and models;Zwicket,1990
3. Head Acoustics. Application Note. Conducting Listening Tests.
4. Comparison of some listening test methods: a case study. Acta Acustica united with Acustica;Parizet;Hirzel Verlag,2005
5. Wickelmaier F, Umbach N, Sering K, Choisel S. Scaling sound quality using models for paired-comparison and ranking data. Conference Paper, DAGA 2012. Congress 38th German Annual Conference on Acoustics (2012).