<span class="citations"><p>Donald F. Gerson, Xinfa Xiao, "Process for the production of lovastatin using Coniothyrium fuckelii." U.S. Patent US5409820, issued January, 1984.</p>
</span><a href="https://www.google.com/?tbm=pts#q=5409820&amp;tbm=pts" rel="noopener" target="_blank">US5409820</a>