1. Noise: final report of the committee on the problem of noise,1963
2. Techniques for developing noise exposure forecasts: noise exposure forecasts for Los Angeles International Airport,1967
3. Some aspects of engine noise;Lloyd;Journal of the Royal Aeronautical Society,1959
4. Variation in engine noise for two landing-approach configurations of a jet transport aircraft;Adkins;NASA TM X-1896,1969
5. Judgement tests of flyover noise from various aircraft;Kryter;NASA CR-1635,1970