Jaxen/Jdom versions, two links added

Doc/Sda1/dom.xml

@@ -397,22 +397,24 @@ public interface Node {            // Node Types
     <figure xml:id="sda1_fig_jdomMavenConfig">
       <title>Prerequisite: <filename>pom.xml</filename> configuration</title>
 
-      <programlisting language="xml">&lt;dependency&gt;  <emphasis role="bold">&lt;!-- Jdom itself --&gt;</emphasis>
+      <programlisting language="xml">&lt;dependency&gt;                  <emphasis
+          role="bold">&lt;!-- Jdom itself --&gt;</emphasis>
   &lt;groupId&gt;org.jdom&lt;/groupId&gt;
-  &lt;artifactId&gt;jdom2&lt;/artifactId&gt;
+  &lt;artifactId&gt;<link
+          xlink:href="https://mvnrepository.com/artifact/org.jdom/jdom2">jdom2</link>&lt;/artifactId&gt;
   &lt;version&gt;2.0.6&lt;/version&gt;
 &lt;/dependency&gt;
 
-&lt;dependency&gt;  <emphasis role="bold">&lt;!-- XPath support for Jdom --&gt;</emphasis>
+&lt;dependency&gt;                  <emphasis role="bold">&lt;!-- XPath support for Jdom --&gt;</emphasis>
   &lt;groupId&gt;jaxen&lt;/groupId&gt;
-  &lt;artifactId&gt;jaxen&lt;/artifactId&gt;
-  &lt;version&gt;1.1.4&lt;/version&gt;
+  &lt;artifactId&gt;<link
+          xlink:href="https://mvnrepository.com/artifact/jaxen/jaxen">jaxen</link>&lt;/artifactId&gt;
+  &lt;version&gt;1.1.6&lt;/version&gt;
 &lt;/dependency&gt; ...</programlisting>
     </figure>
 
-    <para>If we want wrap data (<abbrev>e.g.</abbrev> from a
-    <acronym>RDBMS</acronym>) into XML we may achieve this by the following
-    recipe:</para>
+    <para>The following recipe allows for wrapping data (<abbrev>e.g.</abbrev>
+    from a <acronym>RDBMS</acronym>) into XML:</para>
 
     <figure xml:id="sda1_fig_exportXml">
       <title>Exporting data as XML</title>