From 6f17a9c81d402c71c0d72768163c7cdb9f145df6 Mon Sep 17 00:00:00 2001
From: Anna-Lena Nowicki <nowicki@zib.de>
Date: Fri, 20 Feb 2026 18:09:47 +0100
Subject: [PATCH 1/3] update mapping literature_online from lido:objectID to
 lido:objectWebResource

---
 src/lido-1.0.xsl | 11 +++++------
 1 file changed, 5 insertions(+), 6 deletions(-)

diff --git a/src/lido-1.0.xsl b/src/lido-1.0.xsl
index 3eb2102..2c16f7f 100644
--- a/src/lido-1.0.xsl
+++ b/src/lido-1.0.xsl
@@ -1440,6 +1440,11 @@
                                                     <xsl:value-of select="."/>
                                                 </lido:objectWebResource>
                                             </xsl:for-each>
+                                          <xsl:for-each select="../literatur_online">
+                                            <lido:objectWebResource>
+                                              <xsl:value-of select="."/>
+                                            </lido:objectWebResource>
+                                          </xsl:for-each>
                                             <xsl:for-each select="../literatur_isbn">
                                                 <lido:objectID>
                                                     <xsl:attribute name="lido:type">ISBN</xsl:attribute>
@@ -1453,12 +1458,6 @@
                                                     <xsl:value-of select="."/>
                                                 </lido:objectID>
                                             </xsl:for-each>
-                                            <xsl:for-each select="../literatur_online">
-                                                <lido:objectID>
-                                                    <xsl:attribute name="lido:type">uri</xsl:attribute>
-                                                    <xsl:value-of select="."/>
-                                                </lido:objectID>
-                                            </xsl:for-each>
                                         </lido:object>
                                     </xsl:if>
                                 </lido:relatedWork>

From 06edc8ac8cb720d6ddf0c2afd92fb33ec66b8811 Mon Sep 17 00:00:00 2001
From: Anna-Lena Nowicki <nowicki@zib.de>
Date: Fri, 20 Feb 2026 18:15:15 +0100
Subject: [PATCH 2/3] add check for empty element (literatur_isbn,
 literatur_gnd) to avoid creation of empty LIDO element

---
 src/lido-1.0.xsl | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/src/lido-1.0.xsl b/src/lido-1.0.xsl
index 2c16f7f..e0e914a 100644
--- a/src/lido-1.0.xsl
+++ b/src/lido-1.0.xsl
@@ -1446,17 +1446,21 @@
                                             </lido:objectWebResource>
                                           </xsl:for-each>
                                             <xsl:for-each select="../literatur_isbn">
+                                              <xsl:if test="string-length(.) != 0">
                                                 <lido:objectID>
                                                     <xsl:attribute name="lido:type">ISBN</xsl:attribute>
                                                     <xsl:value-of select="."/>
                                                 </lido:objectID>
+                                              </xsl:if>
                                             </xsl:for-each>
                                             <xsl:for-each select="../literatur_gnd">
+                                              <xsl:if test="string-length(.) != 0">
                                                 <lido:objectID>
                                                     <xsl:attribute name="lido:source">dnb</xsl:attribute>
                                                     <xsl:attribute name="lido:type">uri</xsl:attribute>
                                                     <xsl:value-of select="."/>
                                                 </lido:objectID>
+                                              </xsl:if>
                                             </xsl:for-each>
                                         </lido:object>
                                     </xsl:if>

From b7d7c15407319db9e3e2bb589b211b7e3f3c0d1e Mon Sep 17 00:00:00 2001
From: Anna-Lena Nowicki <nowicki@zib.de>
Date: Fri, 20 Feb 2026 18:18:11 +0100
Subject: [PATCH 3/3] add mapping from objectToObjectLinkSet to
 lido:relatedWork, includig lido:displayObject and lido:objectWebResource

---
 src/lido-1.0.xsl | 15 ++++++++++++++-
 1 file changed, 14 insertions(+), 1 deletion(-)

diff --git a/src/lido-1.0.xsl b/src/lido-1.0.xsl
index e0e914a..cc1fe46 100644
--- a/src/lido-1.0.xsl
+++ b/src/lido-1.0.xsl
@@ -1387,7 +1387,20 @@
                                 </lido:relatedWork>
                             </lido:relatedWorkSet>
                         </xsl:for-each>
-                        
+                        <xsl:for-each select="objectToObjectLinkSet">
+                          <lido:relatedWorkSet>
+                            <lido:relatedWork>
+                              <lido:displayObject>
+                                <xsl:value-of select="rel_text_forward"/>
+                              </lido:displayObject>
+                              <lido:object>
+                                <lido:objectWebResource>
+                                  <xsl:value-of select="concat(../md_version, 'object/', rel_object_id)"/>
+                                </lido:objectWebResource>
+                              </lido:object>
+                            </lido:relatedWork>
+                          </lido:relatedWorkSet>
+                        </xsl:for-each>
                             <xsl:for-each select="linkSet/link_id">
                             <lido:relatedWorkSet>
                                 <lido:relatedWork>