?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.au=Phung%2C+Manh+Duong&rft.aulast=Phung&rft.aufirst=Manh+Duong&rft.date=31+July+2017&rft.title=Automatic+Crack+Detection+in+Built+Infrastructure+Using+Unmanned+Aerial+Vehicles&rft.genre=proceeding