MARTIN/PERRONE : 



GEOGRAPHICAL VARIATION OF AMBIENT NOISE IN THE OCEAN 

 FOR THE FREQUENCY RANGE FROM 1 HERTZ TO 5 KILOHERTZ 



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CO 



O 

 CO 



CM 



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CM 



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»o 



Ol 



(sanoH) 3wii NOiivi3aaoD3a 



828 



