Calibrating and testing a gravity model with a small computer.
Gorde:
| Erakunde egilea: | |
|---|---|
| Formatua: | Liburua |
| Hizkuntza: | English |
| Argitaratua: |
Washington, D.C. :
U.S. Dept. of Commerce, Bureau of Public Roads, Office of Planning,
1963.
|
| Gaiak: |
CARM 1 Store
| Alea 1 | Eskuragarri Erreserbatu |
|---|