1. Using sound levels to gauge human reaction to noise;Botsford;Sound and Vibration,1969
2. Public aspects of environmental acoustics Opening Addresses to the Eighth International Congress on Acoustics;Bolt,1974
3. Estimation of annoyance due to low level sound;Cardozo;Applied Acoustics,1979
4. Bewertung des Wohlklangs verschiedener Schalle;Terhardt,1978