共 28 条
[1]
ALLERT H, 2003, LEARNING OBJECTS SEM
[2]
Anderson T., 1998, Distance learners in higher education, P97
[3]
[Anonymous], 1997, CHANGING PLACES FLEX
[4]
[Anonymous], 2004, J INTERACT MEDIA EDU
[6]
BERNERSLEE T, 1998, DESIGN ISSUES ARCHIT
[7]
*CRA, 2004, CTR REC ACH
[8]
DACONTA MC, 2003, SEMANTIC WEB GUIDE
[9]
*DARPA, 2002, TOT INF AW PROGR TIA
[10]
DORMAN R, 2002, INTEROPERABILITY CHA