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A digital simulation model for local multipoint and multichannel multipoint distribution services

Dalke, Roger.
[Boulder, Colo.] : U.S. Dept. of Commerce, National Telecommunications and Information Administration, [1997] 1997

Ground wave propagation over irregular, inhomogeneous terrain : comparisons of calculations and meas

Ott, R. H.
[Washington, D.C.] : U.S. Dept. of Commerce [National Telecommunications and Information Administration], [1979] 1979

A guide to the use of the ITS irregular terrain model in the area prediction mode

Hufford, G. A. (George Allen), 1927-
[Washington, D.C.] : U.S. Dept. of Commerce, National Telecommunications and Information Administration, 1982. 1982

Radio propagation considerations for local multipoint distribution systems

Dalke, Roger.
[Boulder, Colo.] : U.S. Dept. of Commerce, National Telecommunications and Information Administration ; Springfield, VA : For sale by the National Technical Information Service, [1996] 1996

A study of interference fields in a ducting environment

Hufford, G. A. (George Allen), 1927-
[Washington, D.C.] : U.S. Dept. of Commerce, National Telecommunications and Information Administration, 1985. 1985