1. T. Tamesue, S. Yamaguchi, T. Saeki, Psychological impressions and listening score when listening to audio signals composed of monosyllables and words, while subject to meaningless steady noise—introduction of weighted-mean spectral distance, Journal of Sound and Vibration 271 (3–5) (2004) 519–533.
2. Method for the calculation and use of the articulation index;Kryter;The Journal of the Acoustical Society of America,1962
3. Characteristics of CD for the evaluation of fitting condition with hearing aids (TY-89);Yonemoto;Journal of Otolaryngology Head and Neck Surgery,1995
4. Investigation on composition of a rating scale possible common to evaluate psychological effects on various kinds of noise sources;Furihata;The Journal of the Acoustical Society of Japan,1989
5. T. Nakajima, S. Maeda, The application of speech transmission index (STI) as a measure of Japanese speech audibility, Proceedings of the Research Committee Meeting on Architectural Acoustics of the Acoustical Society of Japan, AA-84-30, 1984, pp. 1–8 (in Japanese).