?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.aufirst=Alberto&rft.au=Carpinteri%2C+Alberto&rft.aulast=Carpinteri&rft.issue=6&rft.volume=106&rft.date=2009&rft.title=Structural+Journal&rft.atitle=Size-scale+effects+on+plastic+rotational+capacity+of+reinforced+concrete+beams&rft.issn=0889-3241&rft.pages=887-896&rft.genre=article