| 000 | 00654nam a2200169 a 4500 | ||
|---|---|---|---|
| 005 | 20220228110640.0 | ||
| 035 | _aF8901000711217 | ||
| 084 | _aTRB RPR 237 1981 | ||
| 100 | _aSteinway, W.J. | ||
| 245 | _aLocating voids beneath pavement using pulsed electromagneti-c waves / W.J. Steinway , J.D. Echard , and C.M. Luke. | ||
| 260 | _aWashington, D.C. : TRB | ||
| 300 | _a40 p. | ||
| 440 | _aResearch Program Report 237 / Transportation Research Board | ||
| 690 | _aPavimentos de concreto - Mantenimiento y reparación. | ||
| 700 | _aEchard, J.D., coaut.Luke, C.M., coaut. | ||
| 710 | _aE.U.A. National Research Council. Transportation Research B-oard. | ||
| 999 |
_c60029 _d60029 |
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