00369nam a2200121Ia 4500008004100000041000800041082001800049100001900067245004000086300000800126952009800134999001500232211209s9999    xx            000 0 und d  aeng  a621.3 N68 SMI  aSMITH PARKER S  aPROBLEMS IN ELECTRICAL ENGINEERING   a371  00104070aRITbRITd2021-12-31l0o621.3 N68 SMIp6640r2024-12-10 00:00:00w2021-12-31yBK  c6640d6640