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Transportation Research Record, Issue 1788, p. 83-92
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Transportation Research Record, Issue 1782, p. 49-55
TCRP Report, Issue 78, 155 p.
Transportation Research Circular, p. 20-21
Transportation Research Record, Issue 1781, p. 40-48
Transportation Research Board Special Report, Issue 263, 138 p.
NCHRP Synthesis of Highway Practice, Issue 302, 106 p.
TCRP Report, Issue 74, 619 p.
TR News, Issue 216, p. 4-8
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NCHRP-IDEA Program Project Final Report, 99 p.
Transportation Research Circular, p. 9
Transportation Research Circular, p. 7-22
Implications of the New Digital Economy on Transportation: Developing Research and Data Needs, 95p
NCHRP Research Results Digest, Issue 255, 15 p.
Transportation Research Circular, p. 21-23
Transportation Research Circular, p. 43-46
Transportation Research Circular, 100 p.
Transportation Research Circular, p. 15
Transportation Research Circular, p. 37-38
Transportation Research Circular, p. 45-49
NCHRP Web-Only Document, Issue 31, 109 p.
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Transportation Research Record, Issue 1777, p. 84-92
Transportation Research Record, Issue 1777, p. 116-122
Transportation Research Record, Issue 1774, p. 52-59
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