?url_ver=Z39.88-2004&rft_id=10.4028%2Fwww.scientific.net%2FKEM.701.211&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.aufirst=S.W.&rft.au=Khoo%2C+S.W.&rft.aulast=Khoo&rft.title=Key+Engineering+Materials&rft.date=2016&rft.volume=701&rft.issn=10139826&rft.isbn=9783038356875&rft.atitle=Development+of+a+quantifiable+approach+in+monitoring+the+fatigue+cracks+using+digital+image+correlation&rft.pages=211-215&rft.genre=article