| 2000 | ||
|---|---|---|
| 6 | Klaus-Dieter Graf, Kiyoshi Yokochi: Students teach students. The Bookmark of the School of the Future 2000: 149-158 | |
| 1999 | ||
| 5 | 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 | ||
| 4 | Klaus-Dieter Graf, Kiyoshi Yokochi: Educational experiments of distance learning and reorganisation of mathematics education. Secondary School Mathematics in the World of Communication Technology 1997: 265-276 | |
| 1994 | ||
| 3 | Klaus-Dieter Graf: Calculating Machines in China and Europe in the 17th Century - The Western View. IFIP Congress (2) 1994: 307-314 | |
| 2 | Klaus-Dieter Graf, Bai Shangshu, Li Di: The Calculating Machines Stored in the Palace Museum in Beijing, Their Structure and Algorithms. IFIP Congress (2) 1994: 315-323 | |
| 1984 | ||
| 1 | Klaus-Dieter Graf: Informatik - Herausforderung an den Mathematikunterricht und umgekehrt. INFOS 1984: 223-228 | |
| 1 | Takashi Dasai | [5] |
| 2 | Li Di | [2] |
| 3 | Hisao Koizumi | [5] |
| 4 | Seiji Moriya | [5] |
| 5 | Bai Shangshu | [2] |
| 6 | Kiyoshi Yokochi | [4] [5] [6] |