00837nam0-22003131i-450-990000843450403321200010100-8306-0412-X000084345FED01000084345(Aleph)000084345FED0100008434520001010d--------km-y0itay50------baitay-------001yySolutions of Partial Differential EquationsD.G. Duffy5. ed.U.S.A.Tab Books Inc.1986X, 542 p.23 cm515.353Duffy,Dean G.41450ITUNINARICAUNIMARCBK99000084345040332102 35 E 404794FINBNFINBNSolutions of Partial Differential Equations348807UNINAING01