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Highway Research Abstracts
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Highway Research Board Bulletin, Issue 45, 20p
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Highway Research Board Bulletin, Issue 42, pp 14-20
Highway Research Board Bulletin, Issue 40, pp 1-31
Highway Research Board Bulletin, Issue 37, pp 38-56
Highway Research Board Bulletin, Issue 37, pp 1-37
Highway Research Board Research Reports, Issue 12F, 42p
Highway Research Board Proceedings, Volume 30
Highway Research Abstracts, Volume 20, Issue 6, p. 17-27
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