|  |  | 
| 2001 | ||
|---|---|---|
| 3 | EE | Masato Tomiyama: On the primitive idempotents of distance-regular graphs. Discrete Mathematics 240(1-3): 281-294 (2001) | 
| 1999 | ||
| 2 | EE | Masato Tomiyama: Characterization of the Group Association Scheme of PSL(2, 7). J. Comb. Theory, Ser. A 88(2): 306-341 (1999) | 
| 1998 | ||
| 1 | EE | Masato Tomiyama, Norio Yamazaki: Characterization of the Group Association Scheme of the Symmetric Group. Eur. J. Comb. 19(2): 237-255 (1998) | 
| 1 | Norio Yamazaki | [1] |