HARPA : a versatile three-dimensional Hamiltonian ray-tracing program for acoustic waves in the atmo

Jones, R. Michael (Richard Michael), 1937-
Boulder, Colo. : U.S. Dept. of Commerce, National Oceanic and Atmospheric Administration, Environmental Research Laboratories, Wave Propagation Laboratory, 1986.

HARPO : a versatile three-dimensional Hamiltonian ray-tracing program for acoustic waves in an ocean

Jones, R. Michael (Richard Michael), 1937-
Boulder, Colo. : U.S. Dept. of Commerce, Wave Propagation Laboratory, National Oceanic and Atmospheric Administration, Environmental Research Laboratories, Wave Propagation Laboratory ; Springfield, Va. : For sale by the National Technical Information Service, [1986]