共 59 条
[44]
NASH PR, 1997, UNPUB LEAD USERS THE
[45]
NEWHAGEN J, 1996, J COMPUTER MED COMMU, V1
[46]
Nicholson S, 1997, INFORM TECHNOL LIBR, V16, P73
[48]
PAVLIK JV, 1999, UNDERSTANDING IMPACT
[49]
POSTEL J, 1994, REQUEST COMMENTS 159
[50]
POTTER RF, 1999, INT COMM ASS C SAN F