?url_ver=Z39.88-2004&rft_id=10.1126%2Fscience.1227970&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.au=Chessa%2C+Alessandro&rft.aufirst=Alessandro&rft.aulast=Chessa&rft.atitle=Is+Europe+Evolving+Toward+an+Integrated+Research+Area%3F&rft.date=February+2013&rft.pages=650-651&rft.issue=6120&rft.issn=0036-8075&rft.volume=339&rft.title=Science&rft.genre=article