more back ref

git-svn-id: http://svn.osgeo.org/postgis/trunk@7175 b70326c6-7e19-0410-871a-916f4a2858ee

diff --git a/doc/reference_raster.xml b/doc/reference_raster.xml
index c67faaefcad846f54cb6deac1b859f6764cfb241..90218174fdd0dc809070d19e6ccdede132c6ac8c 100644 (file)
--- a/doc/reference_raster.xml
+++ b/doc/reference_raster.xml
@@ -3258,7 +3258,7 @@ FROM dummy_rast WHERE rid=2;
                        <refsection>
                                <title>Description</title>
                                
-                               <para>Returns the selected bands of the raster as a single Portable Network Graphics Image (PNG).  There are many variants of the function with many options.  These are itemized below:</para>
+                               <para>Returns the selected bands of the raster as a single Portable Network Graphics Image (PNG).  Use <xref linkend="RT_ST_AsGDALRaster" /> if you need to export as less common raster types. There are many variants of the function with many options.  These are itemized below:</para>
                 <itemizedlist>
                     <listitem>
                        <varname>nband</varname> is for single band exports.
@@ -3286,7 +3286,7 @@ FROM dummy_rast WHERE rid=2;
                        <!-- Optionally add a "See Also" section -->
                        <refsection>
                                <title>See Also</title>
-                               <para><xref linkend="RT_ST_GDALDrivers" /></para>
+                               <para><xref linkend="RT_ST_GDALDrivers" />, <xref linkend="RT_ST_AsGDALRaster" /></para>
                        </refsection>
                </refentry>
        </sect1>