Siyang Liu Gang Xie Zhongshan Zhang Yuanan Liu Two Adaptive Energy Detectors for Cognitive Radio Systems. 2332-2335 2009 92-B IEICE Transactions 6 http://search.ieice.org/bin/summary.php?id=e92-b_6_2332&category=B&year=2009&lang=E&abst= db/journals/ieicet/ieicet92b.html#LiuXZL09