共 18 条
[1]
[Anonymous], 2000, SYSTEM, DOI DOI 10.1016/S0346-251X(00)00015-4
[2]
Biesenbach-Lucas S., 2003, J ASYNCHRONOUS LEARN, V7, P24
[3]
Campbell N., 2004, NZ J COMMUNICATION, V5, P3
[4]
Chen T., 2003, SYSTEM, V31, P259, DOI DOI 10.1016/S0346-251X(03)00024-1
[5]
Elgort I., 2003, ANN INT HIGH ED RES
[6]
Holmes P., 2000, INT COMM EXP ETH CHI
[7]
Jackson J., 2002, SYSTEM, V30, P65
[8]
Liu N.-F., 1997, SYSTEM, V25, P371, DOI DOI 10.1016/S0346-251X(97)00029-8
[9]
Morse K, 2003, J ASYNCHRONOUS LEARN, V7, P37, DOI DOI 10.24059/0LJ.V7I1.1862
[10]
Parra GEC, 2000, J ADOLESC ADULT LIT, V44, P36