000 00260nam a2200097 4500
080 _a537.612
_bMcA.90
245 _aERA-90-0390; Immunity of visual display units to 50HZ magnetic fields
100 _aMac Auley, J.C
700 _aERA Technology
260 _aSurrey
_bERA
_c1990
300 _a13p
999 _c34504
_d34504