Stefan Aust Peter Davis Akira Yamaguchi Sadao Obana Enhanced Link-Status Detection for High Speed Link Aggregation in Cognitive Radio Networks. 1609-1615 2008 91-A IEICE Transactions 7 http://dx.doi.org/10.1093/ietfec/e91-a.7.1609 db/journals/ieicet/ieicet91a.html#AustDYO08