?url_ver=Z39.88-2004&rft_id=10.1109%2FICCSN.2010.79&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.aulast=Safdar&rft.au=Safdar%2C+S.&rft.aufirst=S.&rft.title=Framework+for+alternate+execution+of+workflows+under+threat&rft.date=2010&rft.isbn=9780769539614&rft.genre=proceeding