Ketten, D. R.
"Marine mammal auditory systems: a summary of audiometric and anatomical data and its implications for underwater acoustic impacts
NOAA Technical Memorandum NMFS, La Jolla, National Oceanic and Atmospheric Administration (NOAA) / National Marine Fisheries Service (NMFS) / Southwest Fisheries Science Center, pp. 74, 2008, 1998.
Full Text Part 1.pdf
Full Text Part 2.pdf