Xi Tan, Kapil Borle, Wenliang Du, Biao Chen. Cryptographic link signatures for spectrum usage authentication in cognitive radio. In Dieter Gollmann, Dirk Westhoff, Gene Tsudik, N. Asokan, editors, Proceedings of the Fourth ACM Conference on Wireless Network Security, WISEC 2011, Hamburg, Germany, June 14-17, 2011. pages 79-90, ACM, 2011. [doi]