The effect of vehicle and road characteristics on commercial vehicle speeds in Ethiopia/
08
Үндсэн зохиолчид: | , , , |
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Формат: | |
Хэвлэсэн: |
Crowthorne, Berkshire : Transport and Road Research Laboratory,
1977
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Нөхцлүүд: |
08
Үндсэн зохиолчид: | , , , |
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Формат: | |
Хэвлэсэн: |
Crowthorne, Berkshire : Transport and Road Research Laboratory,
1977
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Нөхцлүүд: |