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    • Acoustic impact of upper ocean models 

      Porter, M. B.; Piacsek, Steve; Henderson, Laurel; Jensen, Finn B. (NATO. SACLANTCEN, 1989/12)
      The upper mixed-surface layer of the ocean, with its homogeneous vertical temperature profile, provides a somewhat special acoustic propagation environment where the sound speed will increase (due to pressure) down to the ...
    • The KRAKEN normal mode program 

      Porter, M. B. (NATO. SACLANTCEN, 1991/09)
      In the late 1970's several normal-mode models existed which were