Research Catalog

  • A computer program in BASIC for construction of two-layer, seismic refraction forward models within which elevation and thickness of the upper layer change and velocities vary laterally within both layers [microform] / by Wilfred P. Hasbrouck.

    • Text
    • [Reston, Va.?] : U.S. Dept. of the Interior, Geological Survey, 1990.
    • 1990
  • A two-layer, multiple-coverage seismic refraction method with computer programs in BASIC to expedite its application [microform] / by Wilfred P. Hasbrouck.

    • Text
    • [Denver, Colo.?] : U.S. Dept. of the Interior, Geological Survey : [Books and Open-File Reports Section, distributor], 1990.
    • 1990

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