James A. Momoh, Jizhong Zhu. A new approach to optimal power flow with phase shifter. In Proceedings of the IEEE International Conference on Systems, Man and Cybernetics, SMC 1998, Hyatt Regency La Jolla, San Diego, California, USA, October 11-14,1998. pages 4794-4799, IEEE, 1998. [doi]
Abstract is missing.