Evaluation of Comprehension and Legibility of International and Domestic Nonstandard Symbol Signs Traffic Control Devices, Visibility, and Highway-Rail Grade Crossings 2012
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Published in | Transportation research record no. 2298; pp. 46 - 60 |
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Main Authors | , , |
Format | Journal Article |
Language | English |
Published |
Washington, DC
National Research Council
2012
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Subjects | |
Online Access | Get full text |
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ISSN: | 0361-1981 |
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