References:::
 

W.W.L.Au (1993) The sonar of dolphins. (Springer-Verlag New York).

R.J. Schusterman, D. Kastak and C. Reichmuth (1995) Equivalence class formation and cross-modal transfer: testing marine mammals.

R.A. Kastelein, J.A. Thomas and P.E. Nachtigall (eds): Sensory systems of Aquatic Mammals, pp. 579-584 De Spil Publishers, Woerden, the Netherlands

A.A. Pack and L.M. Herman (1995) Sensory integration in the bottlenosed dolphin: Immediate recognition of complex shapes across the senses of echolocation and vision

J. Acoustical Society of America 98(2) Part 1: 722-733

J. Acoust. Soc. Am., Vol. 85, No. 4, April 1989 Pages 1518 - 1526

Underwater sound produced by individual drop impacts and rainfall Hugh C. Pumphrey L. A. Crum

http://sound.media.mit.edu/~dpwe/AUDITORY/jasa/v85/n4/v85n4p1518.html

R. O. Duda http://www-engr.sjsu.edu/~duda/Duda.R.B.

http://newport.pmel.noaa.gov/whales/acoustics.html#conversion 4pUW9

http://www.marine-group.com/gloss_6c.htm

Pacific Whale Foundation

Joan McIntyre, Mind in the Waters

Gaston Bachelard, L'eau et les Reves

E.O. Wilson, Consilience

John Lilly Communication Between Man and Dolphin