1. Egger-Lampl, S., Redi, J., Hoßfeld, T., Hirth, M., Möller, S., Naderi, B., Keimel, C., & Saupe, D. (2017). Crowdsourcing quality of experience experiments. In D. Archambault, H. Purchase, & T. Hoßfeld (Eds.), Evaluation in the crowd. Crowdsourcing and human-centered experiments (pp. 154–190). Cham: Springer International Publishing. ISBN: 978-3-319-66435-4.
2. Raake, A. (2007). Speech Quality of VoIP: Assessment and prediction. Wiley.
3. Brunnström, K., Ariel Beker, S., De Moor, K., Dooms, A., Egger, S., Garcia, M.-N., Hossfeld, T., Jumisko-Pyykkö, S., Keimel, C., Larabi, M.-C., Lawlor, B., Callet, P. L., Möller, S., Pereira, F., Pereira, M., Perkis, A., Pibernik, J., Pinheiro, A., Raake, A., …& Zgank, A. (2013). Qualinet White Paper on Definitions of Quality of Experience. http://hal.archives-ouvertes.fr/hal-00977812
4. Raake, A., & Egger, S. (2014). Quality and quality of experience. In S. Möller & A. Raake (Eds.), Quality of experience: Advanced concepts, applications and methods (pp. 11–33). Cham: Springer International Publishing. ISBN: 978-3-319-02681-7. https://doi.org/10.1007/978-3-319-02681-7_2
5. Reiter, U., Brunnström, K., De Moor, K., Larabi, M.-C., Pereira, M., Pinheiro, A., You, J., & Zgank, A. (2014). Factors influencing quality of experience. In S. Möller, A. Raake (Eds.), Quality of experience: Advanced concepts, applications and methods (pp. 55–72). Cham: Springer International Publishing. ISBN: 978-3-319-02681-7. https://doi.org/10.1007/978-3-319-02681-7_4