Jochen Könemann, Stefano Leonardi, Guido Schäfer. A group-strategyproof mechanism for Steiner forests. In Proceedings of the Sixteenth Annual ACM-SIAM Symposium on Discrete Algorithms, SODA 2005, Vancouver, British Columbia, Canada, January 23-25, 2005. pages 612-619, SIAM, 2005. [doi]
Abstract is missing.