The 43rd Annual IEEE Symposium on Foundations of Computer Science, 2002. Proceedings. Foundations of computer science Foundations of Computer Science, 2002. Proceedings. The 43rd Annual IEEE Symposium on. :406-415 2002
IEEE Journal on Selected Areas in Communications IEEE J. Select. Areas Commun. Selected Areas in Communications, IEEE Journal on. 25(6):1224-1236 Aug, 2007