LEADER 01108cam a2200313Ia 4500 001 991001996139707536 008 130318s1972 000 0 eng d 035 $ab14104192-39ule_inst 040 $aDip.to Fisica$beng 082 0 $a621.3815/2$219 084 $aLC QC610.9 084 $a53.7 245 00$aModulation techniques /$cedited by R.K. Willardson, Albert C. Beer. 260 $aNew York :$bAcademic Press,$c1972 300 $axiii, 574 p. :$bill. ;$c24 cm 490 1 $aSemiconductors and semimetals ;$v9 504 $aIncludes bibliographical references and index 650 0$aSemiconductors 650 0$aSemimetals 650 0$aModulation theory 700 1 $aWillardson, Robert K. 700 1 $aBeer, Albert C. 830 0$aSemiconductors and semimetals ;$v9 907 $a.b14104192$b03-03-14$c18-03-13 912 $a991001996139707536 945 $aLE006 53.7+53.8 WIL$cVol. 9$g1$i2006000081931$lle006$op$pE0.00$q-$rl$s- $t0$u0$v0$w0$x0$y.i15491055$z18-03-13 996 $aModulation techniques$9264857 997 $aUNISALENTO 998 $ale006$b18-03-13$cm$da $e-$feng$g $h0$i0