Niknam, T., Nayeripour, M., Yazdian Varjani, A., Mohamadian, M. (2010). Design a Unified Power Flow Controller (UPFC) Using Bilinear Sliding Mode Control Method. *Nashriyyah -i Muhandisi -i Barq va Muhandisi -i Kampyutar -i Iran*, 8(1), 71-77.