@article{chang_xing_2002, 
  title={Possible effects of noncommutative geometry on weakCPviolation and unitarity triangles}, 
  volume={66}, 
  DOI={10.1103/physrevd.66.056009}, 
  publisher={American Physical Society (APS)}, 
  author={Chang and Xing}, 
  year={2002}, 
  month={Sep}
  }