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  <titleInfo>
    <title>ESTUDIO PARA FABRICAR MELAMINA EN MEXICO, A  PARTIR DE UREA</title>
  </titleInfo>
  <name type="personal">
    <namePart>VALENCIA FERNANDEZ, MIGUEL A.</namePart>
    <role>
      <roleTerm authority="marcrelator" type="text">creator</roleTerm>
    </role>
  </name>
  <typeOfResource/>
  <originInfo>
    <place>
      <placeTerm type="text">MEXICO</placeTerm>
    </place>
    <publisher>EL AUTOR</publisher>
    <dateIssued>1972</dateIssued>
    <issuance/>
  </originInfo>
  <language>
    <languageTerm authority="iso639-2b" type="code">spa</languageTerm>
  </language>
  <physicalDescription>
    <extent>68 P. 23 CM.</extent>
  </physicalDescription>
  <note type="statement of responsibility">M.A. VALENCIA FERNANDEZ.</note>
  <note>TESIS (I.Q.I.) -- INSTITUTO POLITECNICO  NACIONAL, 1972.</note>
  <note>1</note>
  <subject>
    <name type="corporate">
      <namePart>INSTITUTO POLITECNICO NACIONAL (MEXICO).</namePart>
    </name>
  </subject>
  <subject>
    <topic>1.MELAMINA - MANUFACTURA</topic>
  </subject>
  <classification authority="ddc">T 668.4224 V35</classification>
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    <recordContentSource authority="marcorg">ITTG </recordContentSource>
    <recordCreationDate encoding="marc">241215</recordCreationDate>
    <recordChangeDate encoding="iso8601">20250115011627.0</recordChangeDate>
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