IEEE Transactions on Power Delivery
IEEE Transactions on Power Delivery > 2012 > 27 > 4 > 2368 - 2373
IEEE Transactions on Power Delivery > 2013 > 28 > 1 > 320 - 327
IEEE Transactions on Power Delivery > 2014 > 29 > 2 > 916 - 925
IEEE Transactions on Power Delivery > 2014 > 29 > 4 > 2032 - 2033