@techreport{National-Oceanic-and-Atmospheric-Administration-NOAA-2013-4580,
  author = {National Oceanic and Atmospheric Administration (NOAA)},
  title = {Draft Guidance for Assessing the Effects of Anthropogenic Sound on Marine Mammals: Acoustic Threshold Levels for Onset of Permanent and Temporary Threshold Shifts},
  institution = {National Marine Fisheries Service (NMFS)},
  year = {2013},
  month = {dec},
  url = {https://www.fisheries.noaa.gov/national/marine-mammal-protection/marine-mammal-acoustic-technical-guidance},
  keywords = {Noise, Marine Mammals},
}