<xsl:variable name="reference_items"
select="key('item-by-status', 'reference')"/>
<xsl:for-each select="$reference_items[generate-id() = generate-id(key('item-by-status-and-branch', concat(items:status, ' ', items:homebranch))[1])]">
- <xsl:value-of select="items:homebranch"/>
<xsl:if test="items:itemcallnumber != '' and items:itemcallnumber"> [<xsl:value-of select="items:itemcallnumber"/>]</xsl:if>
<xsl:text> (</xsl:text>
<xsl:value-of select="count(key('item-by-status-and-branch', concat(items:status, ' ', items:homebranch)))"/>