Interference predictions for VHF/UHF air navigation aids by M. E. Johnson, Institutes for Environmental Research, Institute for Telecommunication Sciences and Aeronomy (U.S.), United States. Environmental Science Services Administration, G. D. Gierhart

Interference predictions for VHF/UHF air navigation aids by M. E. Johnson, Institutes for Environmental Research, Institute for Telecommunication Sciences and Aeronomy (U.S.), United States. Environmental Science Services Administration, G. D. Gierhart | Lex | Lex