Space vehicles -- Radio equipment. : Radio science techniques for deep space exploration / Sami W. Asmar, Jet Propulsion Laboratory, California Institute of Technology, Pasadena, California
Radio-France. Direction France culture. / http://id.loc.gov/authorities/names/n78058195 : Hexagonal variations : diversity, plurality and reinvention in contemporary France / edited by Jo McCormack, Murray Pratt, and Alistair Rolls
Radio Free Europe -- Periodicals. / http://id.loc.gov/authorities/names/n80066189 http://id.loc.gov/authorities/subjects/sh99001647 : Radio free Europe documents and publications
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RADIO FREQUENCIES. : Radio frequency principles and applications : the generation, propagation, and reception of signals and noise / Albert A. Smith, Jr
Radio frequency allocation -- Congresses : International Conference on Wireless Communication, Vehicular Technology, Information Theory and Aerospace & Electronic Systems Technology : [proceedings]
Radio frequency allocation -- United States -- Management. : Spectrum management for science in the 21st century / Committee on Scientific Use of the Radio Spectrum, Committee on Radio Frequencies, Board on Physics and Astronomy, Division on Engineering and Physical Sciences, National Research Council of the National Academies