000 00324nam a2200121Ia 4500
008 211209s1981 xx 000 0 und d
041 _aeng
082 _a621.317 N81 MAR
100 _aMARTSON, R M
245 _a110 THYRISTOR PROJECTS USING SCRS AND TRIACS
260 _aLONDON
_bNEWNES TECHNICAL BOOKS
_c1981
300 _a138
999 _c23635
_d23635