Seungwon Lee Seong-Min Hong Hyunsoo Yoon Yookun Cho Accelerating Key Establishment Protocols for Mobile Communication. 51-63 http://link.springer.de/link/service/series/0558/bibs/1587/15870051.htm 1999 conf/acisp/1999 ACISP db/conf/acisp/acisp1999.html#LeeHYC99