000 00647nam a2200157 a 4500
005 20220228110622.0
035 _aF8901000708857
084 _aPCA BUL D75 1964
100 _aHanson, J. A.
245 _aPrestress loss as affected by type of curing / by J. A. Han-son.
260 _aSkokie, Illinois : atories, Development Department
300 _a[30] p.
440 _aBulletin D75 / Portland Cement Association, Research and De-velopment Laboratories, Development Department
500 _a"Authorized reprint from copyrighted journal of the Prestre-ssed Concrete Institute Vol. 9, No. 2, 69-93 (abril, 1964)"-.
690 _aConcreto - Pruebas.
999 _c58842
_d58842