| |
| 1999 | ||
|---|---|---|
| 2 | Hisao Koizumi, Takashi Dasai, Klaus-Dieter Graf, Kiyoshi Yokochi, Seiji Moriya: Interactive distance learning between Japan and Germany. Communications and Networking in Education 1999: 39-50 | |
| 1997 | ||
| 1 | Takashi Dasai, Hisao Koizumi, Kiyoshi Yokochi: A Collaborative Distance Learning System and its Experimental Results. HCI (2) 1997: 165-168 | |
| 1 | Klaus-Dieter Graf | [2] |
| 2 | Hisao Koizumi | [1] [2] |
| 3 | Seiji Moriya | [2] |
| 4 | Kiyoshi Yokochi | [1] [2] |