3WU F F. Power System State Estimation:A Survey. Electrical Power and Energy Systems, 1990, 12(2): 80-87.
4BARAN M E, KELLEY A W. State Estimation for Real Time Monitoring of Distribution Systems. IEEE Trans on Power Systems, 1994, 9(3): 1601-1609.
5ROYTELMAN I, SHHIDEHPOWE S M. State Estimation for Electric Power Systems Distribution in Quasi Real Time Conditions. IEEE Trans on Power Delivery, 1993, 8 (4):2009-2015.
6HANSEN C W, DEBS A S. Power System State Estimation Using Three-phase Models. IEEE Trans on Power Systems,1995, 10(2): 818-824.
7GHOSH A K, LUBKEMAN D L, JONES R H. Load Modeling for Distribution Circuit State Estimation. IEEE Trans on Power Systems, 1997, 12(2): 999-1005.
8WHEI M L, JEN H T. State Estimation for Distribution Systems with Zero-injection Constraints. IEEE Trans on Power Systems, 1996, 11(1): 518-524.
9BARAN M E, KELLEY A W. A Branch-current-based State Estimation Method for Distribution Systems. IEEE Trans on Power Systems, 1995, 10(1): 483-491.
10LU C N, TENG J H, LIU W H E. Distribution System State Estimation. IEEE Trans on Power Systems, 1995, 10 (1):229-239.
