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   @article{visa_95,
    title     = {Marching Wavenumber-Integration Approach to Range-Dependent, Two-Way
                Seismo-Acoustic Propagation Modeling},
    author    = {Henrik Schmidt},
    journal   = {Journal Acoustical Society of America},
    pages     = {3316},
    volume    = {97(5)},
    year      = {1995}}