@article{you_xu_2015, 
  title={Interacting topological insulator and emergent grand unified theory}, 
  volume={91}, 
  DOI={10.1103/physrevb.91.125147}, 
  number={12}, 
  publisher={American Physical Society (APS)}, 
  author={You and Xu}, 
  year={2015}, 
  month={Mar}
  }