DocBook y acentos

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<article>
  <articleinfo>
    <title>ÁÉÍÓÚÑñáéíóu</title>

    <author>
      <firstname>ÁÉÍÓÚÑ</firstname>
      <surname>ñáéíóu</surname>
      <affiliation>
        <address><email>Your e-mail address</email></address>
      </affiliation>
    </author>

    <copyright>
      <year>2002</year>
      <holder role="mailto:your e-mail address">Your name</holder>
    </copyright>

    <abstract>
      <para>Include an abstract of the article's contents here.</para>
    </abstract>
  </articleinfo>

  <sect1><title>ÁÉÍÓÚÑ</title>
    <para>
      blah blah blah
    </para>
  </sect1>

  <sect1><title>áéíóúñ</title>
    <para>
      blah blah blah
    </para>
  </sect1>
</article>