IEEE Transactions on Power Delivery
IEEE Transactions on Power Delivery > 2008 > 23 > 2 > 667 - 675
IEEE Transactions on Power Delivery > 2008 > 23 > 3 > 1687 - 1689
IEEE Transactions on Power Delivery > 2008 > 23 > 4 > 1939 - 1945
IEEE Transactions on Power Delivery > 2009 > 24 > 3 > 1045 - 1053