<p>1</p><p>文献名：On constraint qualifications in nonlinear programming </p><p>作者：J. P. Evans</p><p>期刊：Naval Research Logistics Quarterly</p><p>Volume 17 Issue 3, Pages 281 - 286</p><p>电子链接：<a href="http://www3.interscience.wiley.com/journal/113392965/abstract">http://www3.interscience.wiley.com/journal/113392965/abstract</a></p><p></p><p>&nbsp;</p>2 <p></p>文献名：Local Proof of the Turnpike Theorem <p></p>作者：Paul A Samuelson <p></p>期刊：Economic Inquiry,Volume 7 Issue 1, Pages 1 - 8 <p></p><p>电子链接：<a href="http://www3.interscience.wiley.com/journal/119910876/abstract?CRETRY=1&amp;SRETRY=0">http://www3.interscience.wiley.com/journal/119910876/abstract?CRETRY=1&amp;SRETRY=0</a>
</p><p></p><p></p>&nbsp; <p></p>3 <p></p>文献名：Sufficient Conditions for the Optimal Control of Nonlinear Systems <p></p>作者：O. L. Mangasarian <p></p>期刊：SIAM J. Control Volume 4, Issue 1, pp. 139-152 (February 1966) <p></p><p>电子链接：<a href="http://scitation.aip.org/getabs/servlet/GetabsServlet?prog=normal&amp;id=SJCODC000004000001000139000001&amp;idtype=cvips&amp;gifs=yes">http://scitation.aip.org/getabs/servlet/GetabsServlet?prog=normal&amp;id=SJCODC000004000001000139000001&amp;idtype=cvips&amp;gifs=yes</a>
</p><p></p><p></p>&nbsp; <p></p><p>4</p>文献名：The Political Business Cycle <p></p>作者：Nordhaus, William D <p></p><p>期刊：Review of Economic Studies. Volume 42 (1975)，Issue &nbsp;2 (April)，Pages: 169-90</p><p>电子链接：<a href="http://www.jstor.org/pss/2296528">http://www.jstor.org/pss/2296528</a></p><p></p>