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    <marc:controlfield tag="003">CaOODSP</marc:controlfield>
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      <marc:subfield code="a">Oliver, Barry G., </marc:subfield>
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      <marc:subfield code="a">Distribution, redistribution and geochronology of PCB cogeners and other chlorinated hydrocarbons in Lake Ontario sediments / </marc:subfield>
      <marc:subfield code="c">Barry G. Oliver, Murray N. Charlton and Raymond H. Durham.</marc:subfield>
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      <marc:subfield code="a">Burlington, Ontario : </marc:subfield>
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      <marc:subfield code="a">NWRI contribution ; </marc:subfield>
      <marc:subfield code="v">no. 87-25</marc:subfield>
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      <marc:subfield code="a">"Division control no. ECD-132."</marc:subfield>
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      <marc:subfield code="a">"This manuscript has been submitted to Environmental Science and Technology and the contents are subject to change. This copy is to provide information prior to publication."</marc:subfield>
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      <marc:subfield code="a">Digitized edition from print [produced by Environment and Climate Change Canada].</marc:subfield>
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      <marc:subfield code="a">Includes abstract, management perspective and executive summary in French.</marc:subfield>
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      <marc:subfield code="a">Contaminated sediments--Ontario, Lake (N.Y. and Ont.)</marc:subfield>
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      <marc:subfield code="a">Organochlorine compounds--Ontario, Lake (N.Y. and Ont.)</marc:subfield>
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      <marc:subfield code="a">Durham, R. W. </marc:subfield>
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      <marc:subfield code="a">Canada. </marc:subfield>
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      <marc:subfield code="a">National Water Research Institute (Canada)</marc:subfield>
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    <marc:datafield tag="830" ind1="#" ind2="0">
      <marc:subfield code="a">NWRI contribution ;</marc:subfield>
      <marc:subfield code="v">no. 87-25.</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/eccc/En13-5-87-25-eng.pdf</marc:subfield>
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