000			00755nam-a2200241--04500
001			LEO01000000000000000015624
005			20171019173212.0
008			991125c19911991new-----------000-0-eng-u
020			_a0071126414
050			_aTK 7876 H46 _b1991
100	1		_aHelszajn, Joseph
245			_aMicrowave Engineering : _bPassive, active and non-reciprocal circuits/ _cJoseph Helszajn
250			_a2a ed.
260			_aNew York : _bMcGraw-Hill, _c1991
300			_a484 p. ; 23 cm.
504			_aIncluye Bibliografia e indice
650		0	_aAntenas de Microonda
650		0	_aCircuitos Microonda
650		0	_aPeriferico de Ferrita
904			_aAC _b028712
905			_aLibros
942			_cBK
999			_c15601 _d15601