Part 1: 1999 TRB Distinguished Lecture. Part 2 Improving transportation data.
| Erakunde egilea: | |
|---|---|
| Beste egile batzuk: | |
| Formatua: | Liburua |
| Hizkuntza: | English |
| Argitaratua: |
Washington, D.C.
National Academy Press
1999.
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| Saila: | Transportation research record
1660. |
| Gaiak: |


