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==Literatur==
 
==Literatur==
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*David Deming: The Hum: An Anomalous Sound Heard Around the World. Journal of Scientific Exploration, Vol. 18, No. 4, pp. 571–595, 2004
 
*H.G. Leventhall: Low Frequency Noise and Annoyance. Noise and Health, Volume 6, Number 23, Apr - Jun 2004 , pp. 59-72(14)
 
*H.G. Leventhall: Low Frequency Noise and Annoyance. Noise and Health, Volume 6, Number 23, Apr - Jun 2004 , pp. 59-72(14)
*Corliss, W. R. (1983). Earthquakes, Tides, Unidentified Sounds and Related Phenomena, A Catalog
+
*Corliss, W. R. (1983). Earthquakes, Tides, Unidentified Sounds and Related Phenomena, A Catalog of Geophysical Anomalies. Glen Arm, MD: The Sourcebook Project.
of Geophysical Anomalies. Glen Arm, MD: The Sourcebook Project.
      
==Quellennachweise==
 
==Quellennachweise==
23.054

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