00422nam a2200157Ia 450000100060000000800410000602000150004704000130006208200190007510000140009424500590010826000460016730000110021354600070022465000330023158453140507s9999    xx            000 0 und d  a8188458457  cPK-LaUMT  a 537.12bGOW-E  aGowri, R.  aElectromagnetic fields and waves [rpt 2012]cGowri, R.  aDehli,India:bS. K. Kataria & sons,c2004  a558 p.  aEN  aElectromagnetic fields waves