diff --git a/transkription.xsl b/transkription.xsl
index e24625f92ff103736cf33ee6db86ea546a6f4477..3dbdf41564b05c7b1a9bf22289b3979981d5998c 100644
--- a/transkription.xsl
+++ b/transkription.xsl
@@ -490,7 +490,21 @@
                 <span class="app-entry">
                     <span class="label"/>
                     <span class="bibl">
-                        <xsl:value-of select="//idno[@type eq 'shelfmark']"/>
+                        <xsl:choose>
+                            <xsl:when test="//title eq 'Wildbad/Heidelberg/Durlach 1615'">
+                                <xsl:choose>
+                                    <xsl:when test="rdg/@wit eq '#muenchen_ub'">
+                                        <xsl:text>Cod. Guelf. 83 Extrav.</xsl:text>
+                                    </xsl:when>
+                                    <xsl:when test="rdg/@wit eq '#cod_guelf_83_extrav'">
+                                        <xsl:text>München, Universitätsbibliothek, 2° Cod. ms. 403</xsl:text>
+                                    </xsl:when>
+                                </xsl:choose>
+                            </xsl:when>
+                            <xsl:otherwise>
+                                <xsl:value-of select="//idno[@type eq 'shelfmark']"/>
+                            </xsl:otherwise>
+                        </xsl:choose>                        
                         <xsl:text>:</xsl:text>
                     </span>
                     <xsl:choose>