000 00581nam a2200145 a 4500
005 20220228110622.0
035 _aF8901000708813
084 _aPCA BUL D52 1961
100 _aHognestad, Eivind.
245 _aHigh strength bars as concrete reinforcement part 1: introd-uction to a series of experimental reports / by Eivind Hog-nestad.
260 _aSkokie, Illinois : ies, Development Department
300 _a[14] p.
440 _aBulletin D52 / Portland Cement Association, Research and D-evelopment Laboratories, Development Department
690 _aBarras reforzadas - Pruebas.
999 _c58817
_d58817