Belgian Institute for Postal services and Telecommunications, 1998, “Belgian Table of Frequency Allocations and Utilisations“, BIPT Brussels

CEPT, 1997, “The Chester Multilateral Coordination Agreement relating to Technical Criteria, Coordination Principles and Procedures for the introduction of Terrestrial Digital Video Broadcasting (DVB-T)“, Copenhagen.

European Commission, 1998, “Green Paper on Radio Spectrum Policy“, Document COM(1998)596, Brussels.

Finnish Telecommunications Administration Centre, 1998, “UMTS – frequencies and operating licenses in Finland“.

Finnish Telecommunications Administration Centre, 1998, “Finland – Frequency Allocation Table: 26.175 MHz – 400 GHz“.

ICP, 1997, “Portuguese Frequency Allocation Table“.

Radiocommunications Agency, 2002, “Strategy for the future use of the Radio Spectrum in the UK“, April 2002.

Radiocommunications Agency, 2000, “Strategy for the future use of the Radio Spectrum in the UK“, fifth edition, March 2000.

Radiocommunications Agency, 1998, “Strategy for the future use of the Radio Spectrum in the UK“.

T.A.Th.Spoelstra, 2001, “Radioastronomia – europjeska perspektywa“, Przestrzyn, No.12-3/2000, pp.36-37.

US Department of Commerce, NTIA, 1995, “U.S.National Spectrum Requirements – Projections and Trends“, Washington.