- CSB - MetaPress - Google - Bing - Yahoo
 | 2004 | |
|---|---|---|
| 2 |      | Yuichi Kojima: Ricoh at CLEF 2004. CLEF 2004: 292-297 |
| 2003 | ||
| 1 | | Yuichi Kojima, Hideo Itoh, Hiroko Mano, Yasushi Ogawa: Ricoh at CLEF 2003. CLEF 2003: 367-372 |
| 1 | Hideo Itoh | [1] |
| 2 | Hiroko Mano | [1] |
| 3 | Yasushi Ogawa | [1] |