This Recommendation provides the main vocabulary reference, giving synonymous terms in six languages and the associated definitions. It includes terms given in Article 1 of the Radio Regulations (RR) and extends the list to technical terms defined in texts of the ITU-R.
ITU-R V.573-6-2015 Referenced Document
ITU-R V.430-4 Use of the international system of units (SI)
ITU-R V.431-8 Nomenclature of the frequency and wavelengh bands used in telecommunications