00612nam0-22002291i-450-990001303480403321000130348FED01000130348(Aleph)000130348FED0100013034820000920d--------km-y0itay50------baengNonlinear differential equationsby STRUBLE R.A.Struble,Raimond A.50784ITUNINARICAUNIMARCBK99000130348040332118-E-194258MA1MA1Nonlinear differential equations340116UNINAING01