</xsl:call-template>
</xsl:if>
</xsl:if>
+
+ <xsl:if test="tertiary">
+ <xsl:if test="not(//indexterm[normalize-space(primary)=$primary and
+ normalize-space(secondary)=$secondary and not(tertiary)])">
+ <xsl:call-template name="write.indexterm">
+ <xsl:with-param name="text" select="concat($primary, ', ', $secondary)"/>
+ </xsl:call-template>
+ </xsl:if>
+ </xsl:if>
<xsl:call-template name="write.indexterm">
<xsl:with-param name="text" select="$text"/>