Nachweis
Technical Paper: Phonak Insight. Roger - The new wireless technology standard
Mülder, H., 2013
Feldstudie: Roger Focus für Schüler
Web Link: The use of Listening Devices to Ameliorate Auditory Deficit in Children with Autism.
Rance, Gary; Saunders, Keryn; Carew, Peter; Johansson, Marlin; Tan, Johanna (2014). The Journal of Pediatrics 2014
Web Link: Multiple benefits of personal FM system use by children with auditory processing disorder (APD)
Johnston, K.N., John, A.B., Kreisman, N.V., Hall III, J.W. and Crandell, C.C. (2009). International Journal of Audiology, vol 48. pp. 371-378