00339nam a2200133Ia 4500008004100000020001500041041001200056100001600068245005700084260003600141300000800177650000700185700001300192221030s9999    xx            000 0 und d  a8121924962  aEnglish  aV. K. Mehta 0aPrinciples of Power Systemcby V. K. Mehta, R. Mehta  bS. Chand & Co.aNew Delhic2015  a608  aEE  aR. Mehta