00347nam a2200157Ia 4500008004100000020001500041041001200056082001600068100001700084245002600101250000800127260002500135300000800160650000700168700001400175221030s9999 xx 000 0 und d a8178083094 aEnglish a105.23bBer aA. R. Bergen 0aPower System Analysis a2nd bAddison Wesleyc2001 a619 aEE aV. Vittal