LEADER 00000nam 2200265 a 4500 001 0225397 003 UkHlHU 007 t 008 001702 1 1980 000 eng 040 UkHlHU 050 4 |fq|aTK 5 I59 C7(190) 100 0 European Conference On Optical Communication, 6th, University Of York,1980. 245 10 Proceedings of the Sixth European Conference on Optical Communication. 260 London :|bInstitution of Electrical Engineers.,|c1980. 300 2v. 440 0 IEE conference publications ;|vno. 190. 650 0 Fibre optics. 650 0 Electronics. 710 2 Institution Of Electrical Engineers. Electronics Division. 946 020 absent -- ISBN check required
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