%0 journal article,GKSS report %@ 0376-7388 %A Blicke, C.,Peinemann, K.-V.,Pereira Nunes, S. %D 1993 %J Journal of Membrane Science %N %P 83-91 %T Ultrafiltration membranes from poly(ether sulfonamide) poly(ether imide) blends %U %X