List of Articles تخمین حالت Open Access Article Abstract Page Full-Text 1 - Improving the Power System State Estimation Algorithm Based on the PMUs Placement and Voltage Angle Relationships A. R. Sedighi M. Sayaf M. R. Taban Open Access Article Abstract Page Full-Text 2 - State Estimation of Nonlinear Systems Using Gaussian-Sum Cubature Kalman Filter Based-on Spherical Simplex-Radial Rule Mohammad Amin Ahmadpour Kahkak بهروز صفری نژادیان