00737nam0-22002891i-450-99000035041040332120001010000035041FED01000035041(Aleph)000035041FED0100003504120001010d--------km-y0itay50------baitay-------001yyDIFFUSION in polymersEdited by J. Crank and G.S. Park.LondonAcademic Press1968XII,452 p. ill. 24 cm531Crank,J.Park,G.S.ITUNINARICAUNIMARCBK99000035041040332104 163-53PIC 4188DINCHDINCHUNINAING01