Moses Charikar, Venkatesan Guruswami, Rajsekar Manokaran. Every Permutation CSP of arity 3 is Approximation Resistant. In Proceedings of the 24th Annual IEEE Conference on Computational Complexity, CCC 2009, Paris, France, 15-18 July 2009. pages 62-73, IEEE Computer Society, 2009. [doi]
@inproceedings{CharikarGM09, title = {Every Permutation CSP of arity 3 is Approximation Resistant}, author = {Moses Charikar and Venkatesan Guruswami and Rajsekar Manokaran}, year = {2009}, doi = {10.1109/CCC.2009.29}, url = {http://doi.ieeecomputersociety.org/10.1109/CCC.2009.29}, researchr = {https://researchr.org/publication/CharikarGM09}, cites = {0}, citedby = {0}, pages = {62-73}, booktitle = {Proceedings of the 24th Annual IEEE Conference on Computational Complexity, CCC 2009, Paris, France, 15-18 July 2009}, publisher = {IEEE Computer Society}, isbn = {978-0-7695-3717-7}, }