✦ LIBER ✦
Criteria for the design and evaluation of traffic sign symbols : Dewar, R. In: Traffic Control Devices 1988. Transportation Research Board, Washington, DC, Transportation Research Record 1160, 1988, pp 1–6, 15 refs
- Publisher
- Elsevier Science
- Year
- 1990
- Tongue
- English
- Weight
- 288 KB
- Volume
- 21
- Category
- Article
- ISSN
- 0003-6870
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