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REFERENCES 





D.F. Gordon. Ray Theory Computer Program for Determining Acoustic Effects of Ice 

 Keels. NOSC TR 1099, Apr 1986. 



O.I. Diachok. "Effects of Sea-Ice Ridges on Sound Propagation in the Arctic Ocean," J. 

 Acoust. Soc. Am., 59, pp 1110-11 20. May 1976. 



Chin-Bing. S.A., "The Influence of Water-to-ice Transition Layers on the Reflection 

 Coefficient and High- Frequency Acoustic Backscatter from an Ice Keel," J. Acoust. Soc. 

 Am., Suppl. 1,78, S57, 1985. 



W.M. Ewing. W.S. Jardetsky. and F. Press. Elastic Waves in Layered Media, McGraw- 

 Hill. NY. 1957. 



W.G. Mayer, M. Behravesh, and T.J. Plona, "Determination of Sonic Velocities from 

 Reflectivity Losses at Sea Ice Boundaries," J. Acoust. Soc. Am., 57, pp 39^*6, Jan 1975. 





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