MohammadHossein Bateni, MohammadTaghi Hajiaghayi, Philip N. Klein, Claire Mathieu. A polynomial-time approximation scheme for planar multiway cut. In Yuval Rabani, editor, Proceedings of the Twenty-Third Annual ACM-SIAM Symposium on Discrete Algorithms, SODA 2012, Kyoto, Japan, January 17-19, 2012. pages 639-655, SIAM, 2012. [doi]
Abstract is missing.