@inproceedings{Xu:2012zs, author = "Xu, Fanrong", title = "{Neutron EDM in Four Generation Standard Model}", doi = "10.22323/1.134.0131", booktitle = "Proceedings of XXIst International Europhysics Conference on High Energy Physics {\textemdash} PoS(EPS-HEP2011)", year = 2012, volume = "134", pages = "131" }