000 00686nam a2200157 a 4500
005 20220228110622.0
035 _aF8901000708861
084 _aPCA BUL D77 1964
100 _aPfister, James F.
245 _aInfluence of ties on the behavior of reinforced concrete co-lumns / by James F. Pfister.
260 _aSkokie, Illinois : atories, Development Department
300 _a[22] p.
440 _aBulletin D77 / Portland Cement Association, Research and De-velopment Laboratories, Development Department
500 _a"Authorized reprint from copyrighted Journal of the America-n Concrete Institute, May, 1964, Proceedings Vol. 61, p.521-."
690 _aColumnas zunchadas - Pruebas.
999 _c58844
_d58844