LEADER 01003nam a2200289 i 4500 001 991001108649707536 005 20020507111404.0 008 970308s1963 us ||| | eng 035 $ab10174849-39ule_inst 035 $aLE00642302$9ExL 040 $aDip.to Fisica$bita 084 $a53(082.2) 084 $a53.1.3 084 $a510.35 084 $a510.93 100 1 $aLasalle, J.$0463028 245 10$aNonlinear differential equations and nonlinear mechanics /$cJ. Lasalle, S. Lefschetz 260 $aNew York :$bAcademic Press,$c1963 300 $a1 v. 650 4$aDifferential equations, nonlinear 700 1 $aLefschetz, Solomon 907 $a.b10174849$b21-09-06$c27-06-02 912 $a991001108649707536 945 $aLE006 510.34/510.39 LAS$g1$i2006000021371$lle006$o-$pE0.00$q-$rl$s- $t0$u1$v0$w1$x0$y.i10214203$z27-06-02 996 $aNonlinear differential equations and nonlinear mechanics$9189517 997 $aUNISALENTO 998 $ale006$b01-01-97$cm$da $e-$feng$gus $h0$i1