?url_ver=Z39.88-2004&rft_id=10.1016%2Fj.ijfatigue.2015.09.009&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.aufirst=R.&rft.au=Jones%2C+R.&rft.aulast=Jones&rft.date=2016&rft.atitle=From+NASGRO+to+fractals%3A+Representing+crack+growth+in+metals&rft.pages=540-549&rft.issn=0142-1123&rft.volume=82&rft.title=International+Journal+of+Fatigue&rft.genre=article