diff --git a/docs/GettingStarted.xml b/docs/GettingStarted.xml
index b6c80b029..337113ff7 100644
--- a/docs/GettingStarted.xml
+++ b/docs/GettingStarted.xml
@@ -52,7 +52,7 @@
       </listitem>
     </itemizedlist>
 
-    <para>The following article is also recommended reading for
+    <para>The following articles are also recommended reading for
     newcomers.</para>
 
     <itemizedlist>
@@ -135,6 +135,12 @@
               </informaltable></para>
           </blockquote></para>
       </listitem>
+
+      <listitem>
+        <para>PPPPPPPS ( or, Paul's Principles for Practical Provision of
+        Packet Processing with Shorewall ) <ulink
+        url="http://linuxman.wikispaces.com/PPPPPPS">http://linuxman.wikispaces.com/PPPPPPS</ulink></para>
+      </listitem>
     </itemizedlist>
   </section>
 </article>
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