?url_ver=Z39.88-2004&rft_id=10.4028%2Fwww.scientific.net%2FAMR.832.15&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.aufirst=S.F.H.&rft.aulast=Tasfy&rft.au=Tasfy%2C+S.F.H.&rft.date=2014&rft.title=Advanced+Materials+Research&rft.pages=15-20&rft.atitle=Effects+of+Cu+and+K+promoters+on+the+catalytic+performance+of+ironbased+nanocatalyst+for+Fischer-Tropsch+synthesis&rft.isbn=9783037859131&rft.volume=832&rft.issn=10226680&rft.genre=article