<?xml version="1.0" encoding="ISO-8859-1"?>
<xsl:stylesheet
  version="1.0"
  xmlns:xsl="http://www.w3.org/1999/XSL/Transform">
<xsl:output method="html" version="1.0" encoding="ISO-8859-1" indent="yes"/>
<xsl:template match="/">
  <html>
  <body>
    <xsl:for-each select="liste_profs/prof">
    <h1>Professeur <xsl:value-of select="nom" />, <xsl:value-of select="prenom" /></h1>
      <xsl:for-each select="liste_cours/cours">
      <xsl:sort select="nom"/>
      <ul>
        <li><strong>Sigle: <xsl:value-of select="sigle" /></strong>;</li>
        <li><strong>Nom: <em><xsl:value-of select="nom" /></em></strong>.</li>
      </ul>
      </xsl:for-each>
    </xsl:for-each>
  </body>
  </html>
</xsl:template>
</xsl:stylesheet>