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    • Are urban noise pollution levels decreasing? 

      Arana Burgui, Miguel Upna (Acoustical Society of America, 2010)   Artículo / Artikulua  OpenAccess
      The majority of acoustic impact studies developed over the last 50 years have used a similar acoustic parameter Leq, Ldn but the noise mapping methodology has been very uneven. The selection of the measurement points, ...