
 University of Wollongong, Department of Computer Science 
  In Advances in Cryptography  CRYPTO'93, Lecture Notes in Computer Science, 773, Springer  Verlag, Berlin, Heidelbeg, New York, 1993, 4960. 
  The Sixth Annual Workship on Selected Areas in Cryptography (SAC'99), Lecture Notes in Computer Science, 1758, Springer  Verlag, Berlin, Heidelbeg, New York, 2000, 92105. 
  In Advances in Cryptography  Asiacrypt 2000, Lecture Notes in Computer Science, 1976, Springer  Verlag, Berlin, Heidelbeg, New York, 2000, 470482. 
 www.uow.edu.au /~xianmo (832 words) 
