--- a/refs.xsl	Fri Apr 07 18:42:47 2017 +0100
+++ b/refs.xsl	Mon Apr 10 17:29:24 2017 +0100
@@ -1,16 +1,22 @@
 <?xml version='1.0'?>
 <!DOCTYPE doc SYSTEM "../../../lib/xml/xsl.dtd" >
 <xsl:stylesheet xmlns:xsl="http://www.w3.org/1999/XSL/Transform" version="3.0" xmlns:s="http://schemas.openxmlformats.org/spreadsheetml/2006/main" xmlns:xs="http://www.w3.org/2001/XMLSchema" xmlns:e="http://markup.co.uk/excel" exclude-result-prefixes="xs s e xf" xmlns="http://markup.co.uk/excel" xmlns:xf="http://www.w3.org/2005/xpath-functions">
+ <xsl:param name="sheet-number"/>
+ <xsl:param name="xlDir"/>
+
   <xsl:variable name="pat1">("[^"]*")|(\{[^}]+})|(,)|([^=\-+*/();:,.$&lt;>^!]+(?:\.[^=\-+*/();:,.$&lt;>^!]+)*\()|([)])|(^=|\()|((?:'[^']+')|(?:\[[0-9]+\][^!]*))|(\$?[A-Z]+\$?[0-9]+)|([a-zA-Z_\\][a-zA-Z0-9._]*)|(.)</xsl:variable>
- <xsl:param name="pat" select="$pat1"/>
+ <xsl:param name="pat" select="$pat1"/><!-- xsl:param for refinement debugging by passing in the pattern -->
+ 
+ <xsl:variable name="workbook" select="document(concat($xlDir,'/workbook.xml'))/*"/>
+ <xsl:variable name="sheet-name" select="$workbook/s:sheets/s:sheet[@sheetId=$sheet-number]/@name"/>
 
  <xsl:template match="/">
-  <refs><xsl:apply-templates select="//s:c"/></refs>
+  <refs sheetName="{$sheet-name}"><xsl:apply-templates select="//s:c"/></refs>
  </xsl:template>
  
  <xsl:template match="s:c[s:f]">
   <xsl:variable name="tokens" select="analyze-string(s:f/.,$pat)/xf:match/xf:group"/>
-  <xsl:if test="@r='xxx'"><xsl:message><xsl:value-of select="$tokens/@nr"/></xsl:message>
+  <xsl:if test="@r='A2'"><xsl:message><xsl:value-of select="$tokens/@nr"/></xsl:message>
 <xsl:message><xsl:value-of select="$tokens/."/></xsl:message>
   </xsl:if>
   <xsl:if test="$tokens[@nr=(7,8,9)]">