?url_ver=Z39.88-2004&rft_id=10.1155%2F2012%2F806945&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.au=Gnecco%2C+Giorgio&rft.aufirst=Giorgio&rft.aulast=Gnecco&rft.title=Journal+of+Applied+Mathematics&rft.volume=2012&rft.atitle=A+Comparison+between+Fixed-Basis+and+Variable-Basis+Schemes+for+Function+Approximation+and+Functional+Optimization&rft.date=2012&rft.issn=1110-757X&rft.pages=1-17&rft.genre=article