000 00355nam a2200121 a 4500
005 20220228110718.0
035 _aF8901000715603
084 _aPCA ST 53 1948
245 _aAnalysis of arches rigid frames and sewer sections / Portla-nd Cement Association.
260 _aChicago, Illinois : PCA
300 _a16 p.
690 _aArcos (Estructuras) - Analisis.
999 _c62507
_d62507