00262nam a2200109Ia 4500008004100000041001200041100001600053245005800069260000600127650000600133700001300139221030s9999    xx            000 0 und d  aEnglish  aV. K. Mehta 0aPriniciples of Power Systemcby V. K. Mehta, R. Mehta  c0  aB  aR. Mehta