00297nam a2200121Ia 4500008004100000041001200041082001100053100001700064245006600081260000600147650000600153700001600159221030s9999    xx            000 0 und d  aEnglish  a105.23  aP. S. Satnam 0aSubstation design and equipmentcby P. S. Satnam, P. V. Gupta  c0  aB  aP. V. Gupta