000 00542nam a2200145 a 4500
005 20220228110622.0
035 _aF8901000708807
084 _aPCA BUL D46 1961
100 _aMattock, A. H.
245 _aPrecast-prestressed concrete bridges 5. creep and shrinkage- studies / A. H. Mattock.
260 _aSkokie, Illinois : atories, Development Department
300 _a[42] p.
440 _aBulletin D46 / Portland Cement Association, Research and De-velopment Laboratories, Development Department
690 _aPuentes de concreto - Pruebas.
999 _c58814
_d58814