00453nam a22001572  4500001001100000005001700011008004100028020001700069040001500086050001600101100002600117245003600143260005200179300001500231650004900246000000422520151217145759.0070521s        xx            000 0 eng d  a0521277590 :  aKABUcKABU 0aQA374b.W561 aWloka, J.@000015468110aPartial differential equations.  aCambridge :bCambridge University Press,c1987.  axi, 518 p. 0aDifferential equations, Partial.@0000154660