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  <titleInfo>
    <title>En el centenario del nacimiento de Albert Einstein</title>
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  <name type="personal">
    <namePart>Noriega Castillo, Fernando José</namePart>
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    <place>
      <placeTerm type="text">Guatemala</placeTerm>
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    <dateIssued>nov./dic. 1979</dateIssued>
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    <dateIssued encoding="marc" point="end">9999</dateIssued>
    <issuance>continuing</issuance>
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  <physicalDescription>
    <extent>ALERO. Epoca IV, no. (4) pp.  67-73 : retr.</extent>
  </physicalDescription>
  <tableOfContents>Los trabajos de Einstein. Teoría de la relatividad restringida y generalizada</tableOfContents>
  <note type="statement of responsibility">Fernando José Noriega C.</note>
  <note>Incluye bibliog.</note>
  <subject>
    <topic> TEORIA DE LA RELATIVIDAD</topic>
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  <subject>
    <topic>EINSTEIN, ALBERT-PENSAMIENTO</topic>
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  <classification authority="ddc">HE 4690</classification>
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      <title>ALERO</title>
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      <text>Epoca IV no. (4) pp.  67-73</text>
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