?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.aufirst=Angelo&rft.au=Alessandri%2C+Angelo&rft.aulast=Alessandri&rft.atitle=Computationally+Efficient+Approximation+Schemes+for+Functional+Optimization&rft.date=2008&rft.issue=1%2F2&rft.volume=17&rft.title=International+Journal+of+Computer+Research&rft.issn=1535-6698&rft.pages=153-189&rft.genre=article