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<h2 id="references">References</h2> <ol> <li id="fn:1"><p>US Patent 6161105, Oracle Corporation, December 2000. <a href="https://patents.justia.com/patent/6161105" target="_blank">https://patents.justia.com/patent/6161105</a> <a href="#fnref:1" class="footnote-back-ref">↩</a></p></li> </ol>