?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.au=Hayes%2C+Ian+J.&rft.aulast=Hayes&rft.aufirst=Ian+J.&rft.volume=(submi&rft.date=2012&rft.atitle=Comparing+Models+of+Nondeterministic+Expression+Evaluation&rft.title=The+Computer+Journal&rft.genre=article