The effect of an advisory speed signal on motorway traffic speeds
| المؤلف الرئيسي: | |
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| مؤلف مشترك: | |
| التنسيق: | كتاب |
| اللغة: | English |
| منشور في: |
Crowthorne, Berkshire
Highway Traffic Division, Traffic Engineering Dept., Transport and Road Research Laboratory
1980.
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