Ioannis Z. Emiris, George M. Tzoumas. Algebraic study of the Apollonius circle of three ellipses. In (Informal) Proceedings of the 21st European Workshop on Computational Geometry, Eindhoven, The Netherlands, March 9-11, 2005. pages 147-150, Technische Universiteit Eindhoven, 2005. [doi]
Abstract is missing.