2009 Super frequency list : broadcast and utility / ed. Klingenfuss Publications
2009 Shortwave frequency guide : worldwide broadcast and utility radio stations / ed. Klingenfuss Publications
IEC 60966-2-1 [documento eletrónico] : radio frequency and coaxial cable assemblies; : part 2-1; : sectional specification for flexible coaxial cable assemblies / International Electrotechnical Commission