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      <marc:subfield code="a">eng</marc:subfield>
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      <marc:subfield code="a">Co24-149/1973E-PDF</marc:subfield>
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    <marc:datafield tag="245" ind1="0" ind2="0">
      <marc:subfield code="a">Hermes Project : </marc:subfield>
      <marc:subfield code="b">second part : final report on the development of the Hermes III model.</marc:subfield>
    </marc:datafield>
    <marc:datafield tag="246" ind1="3" ind2="0">
      <marc:subfield code="a">Final report on the development of the Hermes III model</marc:subfield>
    </marc:datafield>
    <marc:datafield tag="264" ind1=" " ind2="1">
      <marc:subfield code="a">[Ottawa] : </marc:subfield>
      <marc:subfield code="b">[Department of Communications], </marc:subfield>
      <marc:subfield code="c">March 31, 1973.</marc:subfield>
    </marc:datafield>
    <marc:datafield tag="300" ind1=" " ind2=" ">
      <marc:subfield code="a">1 online resource (1 volume (various pagings)) : </marc:subfield>
      <marc:subfield code="b">figures</marc:subfield>
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      <marc:subfield code="a">computer</marc:subfield>
      <marc:subfield code="b">c</marc:subfield>
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      <marc:subfield code="a">online resource</marc:subfield>
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      <marc:subfield code="a">Digitized edition from print [produced by Innovation, Science and Economic Development Canada].</marc:subfield>
    </marc:datafield>
    <marc:datafield tag="504" ind1=" " ind2=" ">
      <marc:subfield code="a">Includes bibliographical references (pages [64-66] of [72], Working bibliography).</marc:subfield>
    </marc:datafield>
    <marc:datafield tag="520" ind1=" " ind2=" ">
      <marc:subfield code="a">"This Report contains a description of the Hermes III Model. This is a planning model dealing with expansion of interurban telecommunications capacity. This model, designed for the Federal Department of Communications, is a substantially extended version of the Models Hermes I and Hermes II designed and developed previously. One of the original features of these earlier models was that they handled cost functions which were step functions"--Abstract.</marc:subfield>
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      <marc:subfield code="a">Includes abstract in French.</marc:subfield>
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      <marc:subfield code="2">gccst</marc:subfield>
      <marc:subfield code="a">Telecommunications</marc:subfield>
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      <marc:subfield code="a">Canada. </marc:subfield>
      <marc:subfield code="b">Department of Communications.</marc:subfield>
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      <marc:subfield code="q">PDF</marc:subfield>
      <marc:subfield code="s">3.22 MB</marc:subfield>
      <marc:subfield code="u">https://publications.gc.ca/collections/collection_2019/isde-ised/Co24/Co24-149-1973-eng.pdf</marc:subfield>
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