<a href="http:&#x2F;&#x2F;www.freefullpdf.com&#x2F;#gsc.tab=0" rel="nofollow">http:&#x2F;&#x2F;www.freefullpdf.com&#x2F;#gsc.tab=0</a> is another useful site if you&#x27;re a lone researcher who doesn&#x27;t have taxpayers&#x27; money funding your literature search and can&#x27;t afford (in some cases) $30-$40 to look at a published paper.