l>
</div>
<div class="col-xs-4 col-sm-12">
<h2>Documentation</h2>
<ul>
<li><a href="http://cran.r-project.org/manuals.html">Manuals</a></li>
<li><a href="http://cran.r-project.org/faqs.html">FAQs</a></li>
<li><a href="http://journal.r-project.org">The R Journal</a></li>
<li><a href="/doc/bib/R-books.html">Books</a></li>
<li><a href="/certification.html">Certification</a></li>
<li><a href="/other-docs.html">Other</a></li>
</ul>
</div>
<div class="col-xs-4 col-sm-12">
<h2>Links</h2>
<ul>
<li><a href="http://w