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      <marc:subfield code="a">DeMercado, John, </marc:subfield>
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      <marc:subfield code="a">Topological analysis of CANUNET / </marc:subfield>
      <marc:subfield code="c">by John deMercado, René Guindon, John Da Silva, Michel Kadoch.</marc:subfield>
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      <marc:subfield code="a">Ottawa : </marc:subfield>
      <marc:subfield code="b">Terrestrial Planning Branch, Department of Communications, </marc:subfield>
      <marc:subfield code="c">[1972]</marc:subfield>
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      <marc:subfield code="a">Digitized edition from print [produced by Innovation, Science and Economic Development Canada].</marc:subfield>
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      <marc:subfield code="a">Includes bibliographical references (pages 111-112).</marc:subfield>
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    <marc:datafield tag="520" ind1=" " ind2=" ">
      <marc:subfield code="a">"This report presents the topological analysis of various possible networks for CANUNET. Several Network Topologies based on the use of the ANIK satellite with terrestrial facilities are analyzed in Part I. In Part II possible network topologies for CANUNET based on the use of terrestrial facilities only are analyzed. Part III gives various cost comparison figures for the networks of Parts I and II"--page 3.</marc:subfield>
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      <marc:subfield code="a">Guindon, René, </marc:subfield>
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      <marc:subfield code="a">Da Silva, John, </marc:subfield>
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      <marc:subfield code="a">Kadoch, Michel,‏ </marc:subfield>
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      <marc:subfield code="a">Canada. </marc:subfield>
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      <marc:subfield code="q">PDF</marc:subfield>
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      <marc:subfield code="u">https://publications.gc.ca/collections/collection_2019/isde-ised/Co22/Co22-361-1972-eng.pdf</marc:subfield>
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