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  1. Yemen’s Share In PSAs Varies From 5% To 25%

    Volume: 43
    Issue: 18
    Published at Mon, 01 May 2000

  2. US DoE And Siemens Westinghouse Announce World’s First Fuel Cell/Turbine Hybrid

    Volume: 43
    Issue: 18
    Published at Mon, 01 May 2000