diff --git a/Manuals/Tcar-ug/Manuals/Formats/docbook.docbook b/Manuals/Tcar-ug/Manuals/Formats/docbook.docbook
index 326d367..99935e3 100644
--- a/Manuals/Tcar-ug/Manuals/Formats/docbook.docbook
+++ b/Manuals/Tcar-ug/Manuals/Formats/docbook.docbook
@@ -1,6 +1,47 @@
-<sect1 id="manuals-backends-docbook">
-    <title>DocBook Documentation Backend</title>
+<sect1 id="manuals-formats-docbook">
+
+    <title>DocBook</title>
+
+    <para>
+         This section describes the implementation of DocBook
+         documentation format inside the <function>help</function>
+         functionality of centos-art.sh script described in <xref
+         linkend="scripts-bash-help" />. In this section we assume you
+         have a basic understanding of DocBook documentation system.
+    </para>
+
+    <sect2>
+    <title>Document Structure</title>
+    <para>
+        ...
+    </para>
+    </sect2>
+
+    <sect2>
+    <title>Document Templates</title>
+    <para>
+        ...
+    </para>
+    </sect2>
+
+    <sect2>
+    <title>Document Expansions</title>
+    <para>
+        ...
+    </para>
+    </sect2>
+
+    <sect2>
+    <title>Document Configuration</title>
+    <para>
+        ...
+    </para>
+    </sect2>
+
+    <sect2>
+    <title>Document Internationalization</title>
     <para>
         ...
     </para>
+    </sect2>
 </sect1>