Jin-yi Cai, Xi Chen. Complexity of counting CSP with complex weights. In Howard J. Karloff, Toniann Pitassi, editors, Proceedings of the 44th Symposium on Theory of Computing Conference, STOC 2012, New York, NY, USA, May 19 - 22, 2012. pages 909-920, ACM, 2012. [doi]
Abstract is missing.