00256nam a2200109Ia 4500008004100000041001200041082001100053100001600064245005400080260000600134650000600140221030s9999    xx            000 0 und d  aEnglish  a105.23  aJ. B. Gupta 0aElectrical Machines (DC Machines)cby J. B. Gupta  c0  aB