TAPPERT: SELECTED APPLICATIONS OF THE PARABOLIC-EQUATION METHOD IN 

 UNDERWATER ACOUSTICS 



EH 



O 



EH 



O 



(Q 



CO 

 CO 

 O 

 i-q 

 I 



K 

 C5 



H 



K 



« 

 O 

 Ph 



CO 



PS 



D 

 O 



EH 



12 

 O 

 U 



CO 

 CO 



o 



I 



o 

 CO ffi 



H CO 



o 



CM 



0) 

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185 



