000 | 00550nam a2200157 a 4500 | ||
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005 | 20220228110819.0 | ||
035 | _aF8901000720800 | ||
084 | _aTRB REC 1650 1998 | ||
245 | _a1998 TRB distinguished lecture. part 1... | ||
260 | _aWashington, D.C. : TRB | ||
300 | _a[86] p. | ||
440 | _aRecord ; no.1650 / Transportation Research Board | ||
500 | _aCon: Maintenance challenges and safety issues. part 2 | ||
690 | _aTránsito - Signos y señales - Mantenimiento | ||
710 | _aNational Research Council. Transportation Research Board (E-.U.A.) | ||
999 |
_c66431 _d66431 |