00358nas a2200145   4500000000100000000000100001008004100002260001900043100001900062700001700081700002100098245007400119300001200193490000700205       2004                            d  cSeptember 20041 aIuon-Chang Lin1 aHsia-Hung Ou1 aMin-Shiang Hwang00aEfficient access control and key management schemes for mobile agents  a423-4330 v26