Also there is PDF <a href="http://gis-lab.info/forum/download/file.php?id=2370">http://gis-lab.info/forum/download/file.php?id=2370</a>, copied from <a href="http://www.safe.iis.u-tokyo.ac.jp/">http://www.safe.iis.u-tokyo.ac.jp/</a>, about SAR & GRASS.<br>
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