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008 940316s1977    de            ||| | eng  
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040   $aDip.to Fisica$bita
084   $a53(06)
084   $a510.93
084   $a621.3.6
084   $aQA402
100 1 $aVenkatesh, Y.V.$0335047
245 10$aEnergy methods in time-varying system stability and instability analyses /$cY.V. Venkatesh
260   $aBerlin :$bSpringer,$c1977
300   $axii, 256 p. ;$c24 cm.
490 0 $aLecture notes in physics / edited by J. Ehlers...[et al.] ;$v68
650  4$aDifferential equations
650  4$aFeedback control systems
650  4$aIntegral equations
650  4$aStability
650  4$aSystem analysis
907   $a.b10149363$b17-02-17$c27-06-02
912   $a991000928049707536
945   $aLE006 510.90/510.93 EHL$g1$i2006000024051$lle006$o-$pE0.00$q-$rl$s-  $t0$u0$v0$w0$x0$y.i1017820x$z27-06-02
996   $aEnergy Methods in Time-Varying System Stability and Instability Analyses$9118507
997   $aUNISALENTO
998   $ale006$b01-01-94$cm$da  $e-$feng$gde $h0$i1