Emerging telecommunications technologies :
hearings before the Subcommittee on Telecommunications and Finance of the Committee on Energy and Commerce, House of Representatives, One Hundred Third Congress, first session, on H.R. 707, a bill to establish procedures to improve the allocation and assignment of the electromagnetic spectrum, February 4 and April 22, 1993.

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Full view   University of Michigan
Full view   University of California
Full view   4.EN 2/3:103-14 Pennsylvania State University