00421nam a2200169Ia 450000100060000000800410000602000180004704000130006508200210007810000200009924500430011925000080016226000480017030000110021854600070022965000150023652447140503s9999    xx            000 0 und d  a9780470631553  cPK-LaUMT  a 621.3813bPOZ-M  aPozar, David M.  aMicrowave engineeringcPozar, David M.  a4th  aHoboken,USA:bJohn Wiley & Sons Inc.,c2012  a732 p.  aEN  aMicrowaves