@article{paperid:1015126, author = {سپهر سلطانی and Pariz, Naser and Ghazi, Reza}, title = {Application of Modal Series Method to Analyse the Nonlinear Behaviour of Power Systems Equipped with UPFC}, journal = {International Review of Electrical Engineering-IREE}, year = {2009}, volume = {4}, number = {5}, month = {October}, issn = {1827-6660}, pages = {898--906}, numpages = {8}, keywords = {UPFC;Modal Series; Proximity Measure}, }