| Title | Value of Option in Otaru-Yoichi Expressway Project |
| Publication Type | Journal Article |
| Year of Publication | 2003 |
| Authors | Pichayapan, P., Kishi K., Takahashi K., & Sato K. |
| Journal | Proceedings of Hokkaido Chapter of the Japan Society of Civil Engineers |
| Issue | 59 |
| Pagination | 576-577 |
