?url_ver=Z39.88-2004&rft_id=10.1007%2Fs10704-006-9012-y&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.aulast=Carpinteri&rft.aufirst=Alberto&rft.au=Carpinteri%2C+Alberto&rft.issn=1573-2673&rft.volume=141&rft.issue=3-4&rft.pages=535-547&rft.title=International+Journal+of+Fracture&rft.atitle=An+analytical+approach+for+fracture+and+fatigue+in+functionally+graded+materials&rft.date=2006&rft.genre=article