Anshelevich, Elliot, and Wennan Zhu. “Forming Better Stable Solutions in Group Formation Games Inspired by Internet Exchange Points (IXPs)”. Proceedings of the AAAI Conference on Artificial Intelligence 35, no. 6 (May 18, 2021): 5094-5101. Accessed October 19, 2021. https://ojs.aaai.org/index.php/AAAI/article/view/16644.