?url_ver=Z39.88-2004&rft_id=10.1007%2Fs11814-011-0053-1&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.aulast=Rafiq&rft.au=Rafiq%2C+S.&rft.aufirst=S.&rft.title=Korean+Journal+of+Chemical+Engineering&rft.date=2011&rft.volume=28&rft.issn=02561115&rft.issue=10&rft.atitle=Preparation+of+asymmetric+polysulfone%2Fpolyimide+blended+membranes+for+CO2+separation&rft.pages=2050-2056&rft.genre=article