?url_ver=Z39.88-2004&rft_id=10.1016%2Fj.ijhydene.2003.10.003&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.aulast=Ahmad&rft.au=Ahmad%2C+A.L.&rft.aufirst=A.L.&rft.atitle=H2+separation+from+binary+gas+mixture+using+coated+alumina-titania+membrane+by+sol-gel+technique+at+high-temperature+region&rft.pages=817-828&rft.issue=8&rft.volume=29&rft.issn=03603199&rft.date=2004&rft.title=International+Journal+of+Hydrogen+Energy&rft.genre=article