LEADER 00000nam 2200229 a 4500 001 0132773 003 UkHlHU 007 t 008 001710 0 0000 000 eng 040 UkHlHU 050 4 |fq|aTK 5 I59 C7(183) 110 2 International Conference on Submarine Telecommunications Systems, London, 1980. 245 00 Proceedings of the International Conference on Submarine Telecommunications Systems. held in London, 26-29 February 1980. 260 London :|bI.E.E. 300 0000p. 440 0 I.E.E. Conference publications ;|vno.183. 740 0 Submarine Telecommunications Systems. 946 260 lacks |c, 008 lacks valid date 946 300 data invalid 946 6XX absent
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