add new biccol06 - link to other biocol parent object

src/main/datamodel/def/biocol.xml

@@ -17,8 +17,8 @@
     <!-- old classmark - alte Datensatznummer -->
     <element name="biocol05" type="text" minOccurs="0" maxOccurs="1" notinherit="true" heritable="false" />
     
-    <!-- editor - Bearbeiter des Datensatz - deprecate -->
-    <element name="biocol06" type="text" minOccurs="1" maxOccurs="10" notinherit="true" heritable="false" />
+    <!-- link to parent -->
+    <element name="biocol06" type="link" minOccurs="0" maxOccurs="1" notinherit="true" heritable="false" />
     
     <!-- object type - Objekttyp -->
     <element name="biocol07" type="classification" minOccurs="1" maxOccurs="1" style="select" notinherit="true" heritable="false" >

src/main/resources/xsl/biocol2oai_dc.xsl

@@ -127,6 +127,18 @@
         </dc:rights>
       </xsl:if>
 
+      <!-- dc:relation - parent and links -->
+      <xsl:if test="$native/metadata/def.biocol06/biocol06">
+        <dc:relation>
+          <xsl:value-of select="concat($WebApplicationBaseURL,'receive/',$native/metadata/def.biocol06/biocol06/@xlink:href)" />
+        </dc:relation>
+      </xsl:if>
+      <xsl:for-each select="$native/metadata/def.biocol10/biocol10">
+        <dc:relation>
+          <xsl:value-of select="@xlink:href" />
+        </dc:relation>
+      </xsl:for-each>
+      
     </oai_dc:dc>
   </xsl:template>