Fix cross-reference to large objects.

doc/src/sgml/ref/create_type.sgml

@@ -293,9 +293,8 @@ it with the fact that the data is not present></comment>
     length.  If you need a larger type you must create a Large
     Object type.  The interface for these types  is  discussed
     at  length  in
-    <comment>This section reference needs replacing</comment>
-    Section 7, the large object interface.  The
-    length of all large object types is always VARIABLE.
+    <citetitle>The PostgreSQL Programmer's Guide</citetitle>.
+    The length of all large object types is always VARIABLE.
    </para>
   </refsect2>
  </refsect1>
@@ -388,7 +387,7 @@ it with the fact that the data is not present></comment>
 <!-- Keep this comment at the end of the file
 Local variables:
 mode: sgml
-sgml-omittag:t
+sgml-omittag:nil
 sgml-shorttag:t
 sgml-minimize-attributes:nil
 sgml-always-quote-attributes:t