| Author | Takahashi, Ryo| |
|---|---|
| Published Date | 1999-01 |
| Publication Title | Mathematical Journal of Okayama University |
| Volume | volume41 |
| Issue | issue1 |
| Content Type | Journal Article |
| Author | Araya, Tokuji| Takahashi, Ryo| Yoshino, Yuji| |
|---|---|
| Published Date | 2004-01 |
| Publication Title | Mathematical Journal of Okayama University |
| Volume | volume46 |
| Issue | issue1 |
| Content Type | Journal Article |
