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References from Perfect presence: What does this mean for the design of virtual learning environments?. Local targets link to admitted publications; unresolved targets remain external evidence.
10.1007/3-540-68716-5_8
10.1007/3-540-68716-5_8 · External reference
10.1504/ijceell.1999.030158
10.1504/ijceell.1999.030158 · 1999 · External reference
Unresolved reference
1997 · External reference
Unresolved reference
External reference
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External reference
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External reference
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1993 · External reference
Unresolved reference
1993 · External reference
10.1111/j.1083-6101.1997.tb00072.x
10.1111/j.1083-6101.1997.tb00072.x · External reference
Unresolved reference
1991 · External reference
Unresolved reference
2000 · External reference
10.1111/j.1460-2466.1992.tb00812.x
10.1111/j.1460-2466.1992.tb00812.x · 1992 · External reference
10.1504/ijceell.1999.030156
10.1504/ijceell.1999.030156 · 1999 · External reference
Unresolved reference
1996 · External reference
