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100 | _a19880223d1985 k y0pory5003 ba | ||
101 | 0 | _aeng | |
102 | _aUS | ||
200 | 1 |
_aTraffic management in highway work zones and setting optimal maintenance levels and rehabilitation frequencies _fed. Elizabeth W. Kaplan |
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210 |
_aWashington _cTRB _d1985 |
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215 |
_aIV, 93 p. _cil. _d28 cm |
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225 | 2 |
_aTransportation research record _v1035 |
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675 |
_a656.1 _vmed _zfre |
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702 | 1 |
_993097 _aKaplan, _bElizabeth _4340 |
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942 |
_cLIVRO _n0 |