5Kent S, Atkinson R. Security Architecture for the Internet Protocol [S]. RFC2401, 1998. 被引量:1
6Kent S, Atldnson R. IP Authcntication Header [ S].RFC2402, 1998. 被引量:1
7Kent S, Atldnson R. IP Encapsulating Security Payload[S].RFC2406, 1998. 被引量:1
8Orick,J.T.The Virtual Library:Changing Roles and Ethical Challenges for Librarians[J].The International Information & Library Review,2000,32,(3-4):313-324. 被引量:1